{"title":"Shop All Soil and Water Testing Meters","description":"\u003cp\u003eBrowse our soil testers for pH, moisture, EC and nutrients; water, food and formulation meters; water distillers; and garden watering tools for scheduled irrigation.\u003c\/p\u003e\n\n\u003cp\u003eIf you are investigating a soil-related growing problem, begin with the \u003ca href=\"https:\/\/www.yieryi.com\/collections\/soil-testing\"\u003esoil testing collection\u003c\/a\u003e.\u003c\/p\u003e","products":[{"product_id":"6-in-1-ph-soil-tester","title":"6 in 1 pH Soil Tester with EC and Calibration | Yieryi","description":"\u003cstyle\u003e\n.yieryi-desc table{border-collapse:collapse;width:100%;margin:1em 0}\n.yieryi-desc th,.yieryi-desc td{border:1px solid #ddd;padding:8px;text-align:left;vertical-align:top}\n.yieryi-desc th{background:#f6f6f6}\n.yieryi-desc h2{margin-top:1.4em}\n\u003c\/style\u003e\n\u003cdiv class=\"yieryi-desc\"\u003e\n\u003cp\u003eThis 6-in-1 soil tester reads soil pH, EC, moisture, fertility, light, and temperature on one backlit screen, so you get a rounded read on your soil from a single probe. Push it into moist soil and the display shows pH, EC in mS, temperature, and fertility at once, with light and moisture indicators.\u003c\/p\u003e\n\u003cp\u003eWhat sets this one apart from most 6-in-1 meters is a calibration button. The pH, EC, moisture, and temperature are measured directly, and because you can calibrate the pH against a known reference, its pH read is more trustworthy than fixed, factory-only meters. The fertility figure is a \u003cstrong\u003edirectional gauge\u003c\/strong\u003e based on conductivity—useful for spotting thin or salty soil, not an exact nutrient number.\u003c\/p\u003e\n\u003ch2\u003eHow to read it\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003epH\u003c\/strong\u003e — aim for 6.0 to 7.0 for most plants; calibrate first for the most reliable read. See our full range of \u003ca href=\"\/collections\/soil-ph-testing\"\u003esoil pH meters\u003c\/a\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEC\u003c\/strong\u003e — shown in mS; rising EC means salt is building up. For a dedicated, precise EC read, use our \u003ca href=\"\/products\/soil-ec-meter-conductivity-tester\"\u003esoil EC meter\u003c\/a\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMoisture\u003c\/strong\u003e — water when dry, hold off when wet.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFertility and light\u003c\/strong\u003e — a directional fertility gauge, plus a light check for the spot.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWant actual N, P, K trends instead of overall fertility? See our \u003ca href=\"\/products\/npk-soil-tester\"\u003eNPK soil tester\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2\u003eWhy Yieryi\u003c\/h2\u003e\n\u003cp\u003eYieryi has built pH, EC, and TDS meters for more than ten years. A 6-in-1 trades a little precision for convenience; the calibration button narrows that gap on pH, and we are honest about which readings are measured and which are a directional guide.\u003c\/p\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan I calibrate it?\u003c\/strong\u003e\u003cbr\u003eYes—it has a CAL button, so you can calibrate the pH against a known reference for a more reliable read. It comes factory-calibrated, so recalibration is optional and only needed for extra precision.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the fertility reading show NPK?\u003c\/strong\u003e\u003cbr\u003eNo—it shows overall fertility as a conductivity-based direction, not individual N, P, or K.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it need an app or batteries?\u003c\/strong\u003e\u003cbr\u003eNo app—it reads on its own LCD. It runs on AAA batteries.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Yieryi Meter","offers":[{"title":"Default Title","offer_id":51164091580584,"sku":"YY-1088","price":56.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1988\/7016\/files\/YY-1088-2.jpg?v=1740667764"},{"product_id":"bluetooth-8-in-1-soil-tester","title":"Bluetooth 8-in-1 Soil Tester for Plants","description":"\u003cstyle\u003e\n.yieryi-desc table{border-collapse:collapse;width:100%;margin:1em 0}\n.yieryi-desc th,.yieryi-desc td{border:1px solid #ddd;padding:8px;text-align:left;vertical-align:top}\n.yieryi-desc th{background:#f6f6f6}\n.yieryi-desc h2{margin-top:1.4em}\n\u003c\/style\u003e\n\u003cdiv class=\"yieryi-desc\"\u003e\n\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003e\u003cstrong\u003eWant to know how your soil changes instead of relying on a single reading?\u003c\/strong\u003e\u003cbr\u003eThis Bluetooth 8-in-1 soil tester checks pH, EC, temperature, humidity, light, moisture, fertility and salinity, then sends the readings to the YINMIK app.\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eUse the app to compare readings over time, save records and export data to Excel or email. This makes it especially useful for gardeners, greenhouse growers and anyone managing multiple plants or growing areas.\u003c\/p\u003e\n\u003cp\u003epH, EC, moisture and temperature are measured directly. The fertility value is estimated from conductivity and should be used as a directional trend rather than a laboratory nutrient measurement.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Yieryi Meter","offers":[{"title":"Default Title","offer_id":51164138504360,"sku":"YY-1088W","price":65.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1988\/7016\/files\/YY-1088W_5.jpg?v=1744864712"},{"product_id":"npk-soil-tester","title":"Digital NPK Soil Tester and Analyzer for Plants","description":"\u003cstyle\u003e\n.yieryi-desc table{border-collapse:collapse;width:100%;margin:1em 0}\n.yieryi-desc th,.yieryi-desc td{border:1px solid #ddd;padding:8px;text-align:left;vertical-align:top}\n.yieryi-desc th{background:#f6f6f6}\n.yieryi-desc h2{margin-top:1.4em}\n\u003c\/style\u003e\n\u003cdiv class=\"yieryi-desc\"\u003e\n\u003cp\u003eAn NPK soil tester gives you displayed estimates for nitrogen (N), phosphorus (P), potassium (K), together with soil temperature. For home gardeners, its main value is not replacing a laboratory soil test, but helping you compare soil conditions over time when you test in a consistent way.\u003c\/p\u003e\n\u003cp\u003eOn this meter, the NPK figures are conductivity-derived estimates rather than separate chemical measurements of nitrogen, phosphorus and potassium. Moisture, soil temperature, probe contact and soil type can all affect the reading, so use the numbers as trend data rather than exact nutrient concentrations.\u003c\/p\u003e\n\u003cp\u003eFor the most useful comparison, test the same growing area under similar moisture conditions, take more than one reading, and look at changes alongside what the plant is actually doing.\u003c\/p\u003e\n\u003cp\u003eNot sure how to interpret the three figures? Read our guide to \u003ca href=\"https:\/\/www.yieryi.com\/blogs\/news\/what-do-npk-numbers-mean\" target=\"_blank\" title=\"what the NPK numbers mean\" rel=\"noopener\"\u003ewhat the NPK numbers mean\u003c\/a\u003e, or see \u003ca href=\"https:\/\/www.yieryi.com\/blogs\/news\/are-npk-soil-testers-accurate\" target=\"_blank\" title=\"how accurate handheld NPK soil testers really are\" rel=\"noopener\"\u003ehow accurate handheld NPK soil testers really are\u003c\/a\u003e and when a laboratory test is the better choice.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Yieryi Meter","offers":[{"title":"Default Title","offer_id":54831185035432,"sku":"YG-09","price":70.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1988\/7016\/files\/YG-09_b02ee714-a72f-4ddd-9726-04c81538b80a.jpg?v=1740667707"},{"product_id":"handheld-water-quality-monitor","title":"Handheld Dissolved Oxygen Meter","description":"\u003cp\u003eThis handheld, intelligent, portable water quality tester offers comprehensive monitoring of six key parameters: dissolved oxygen (DO), pH, TDS, EC, salinity (SALT), and temperature. With high-precision probes, a clear HD display, automatic temperature compensation (ATC), and a user-friendly interface, it's ideal for aquariums, aquaculture, swimming pools, drinking water testing, laboratories, and more.\u003c\/p\u003e","brand":"Yieryi Meter","offers":[{"title":"Default Title","offer_id":51165385392296,"sku":"YK-100","price":239.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1988\/7016\/files\/11_a7a029c0-9288-46c4-a59d-2343923133ba.jpg?v=1757065469"},{"product_id":"multifunctional-water-quality-detector","title":"5 in 1 Water Quality Tester for pH, DO, Ammonia and Nitrite","description":"\u003cp\u003eIt displays multiple water parameters on one screen, reducing the need to carry separate single-parameter meters.\u003c\/p\u003e\n\n\u003cp\u003eThese readings do not detect bacteria, heavy metals or many other contaminants that require dedicated laboratory analysis, so they do not determine whether water is safe to drink.\u003c\/p\u003e","brand":"Yieryi Meter","offers":[{"title":"Default Title","offer_id":51165821534376,"sku":"AE86061","price":399.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1988\/7016\/files\/AE86061.jpg?v=1740667131"},{"product_id":"soil-phosphorus-tester","title":"Soil Phosphorus Tester for Plants | Yieryi","description":"\u003cstyle\u003e\n.yieryi-desc table{border-collapse:collapse;width:100%;margin:1em 0}\n.yieryi-desc th,.yieryi-desc td{border:1px solid #ddd;padding:8px;text-align:left;vertical-align:top}\n.yieryi-desc th{background:#f6f6f6}\n.yieryi-desc h2{margin-top:1.4em}\n\u003c\/style\u003e\n\u003cdiv class=\"yieryi-desc\"\u003e\n\u003cp\u003eA soil phosphorus tester reads the available phosphorus (P) in your soil—the nutrient behind strong roots, flowering, and fruit set. This single-nutrient meter gives you a P reading in seconds, so you can tell whether to add phosphorus or hold off, without mailing a sample to a lab.\u003c\/p\u003e\n\u003cp\u003eRead it as a trend tool. The phosphorus figure is a \u003cstrong\u003edirectional reference\u003c\/strong\u003e estimated from conductivity, not a lab measurement—useful for spotting when P is running low and checking whether feeding worked. Low phosphorus often shows as weak blooming and poor fruit set.\u003c\/p\u003e\n\u003ch2\u003eWant nitrogen and potassium too?\u003c\/h2\u003e\n\u003cp\u003eThis tester focuses on phosphorus. For the other two nutrients, see our \u003ca href=\"\/products\/soil-potassium-tester\"\u003esoil potassium tester\u003c\/a\u003e, or read all three at once with the \u003ca href=\"\/products\/npk-soil-tester\"\u003eNPK soil tester\u003c\/a\u003e. For pH and moisture, browse our \u003ca href=\"\/collections\/soil-ph-testing\"\u003esoil pH meters\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2\u003eWhy Yieryi\u003c\/h2\u003e\n\u003cp\u003eYieryi has built pH, EC, and TDS meters for more than ten years. A single-nutrient tester is for trends and timing, not lab-grade numbers, and we say so plainly.\u003c\/p\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIs the phosphorus reading lab-accurate?\u003c\/strong\u003e\u003cbr\u003eNo—it is a directional reading for tracking trends and timing feeding, not an exact lab figure.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShould I buy single testers or the NPK tester?\u003c\/strong\u003e\u003cbr\u003eBuy a single meter for the nutrient you adjust most often, or the NPK tester to read all three at once.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhere should I insert it?\u003c\/strong\u003e\u003cbr\u003eInto moist soil at root depth; keep it out of stones and never immerse the head in water.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Yieryi Meter","offers":[{"title":"Default Title","offer_id":51185899372712,"sku":"YG-06","price":92.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1988\/7016\/files\/YG-06_65787370-2f32-46fc-88b0-691d1c03fd18.jpg?v=1741168381"},{"product_id":"soil-phosphorus-tester-1","title":"Rapid Phosphorus Soil Tester","description":"\u003cp\u003eThe Rapid Phosphorus Soil Tester provides accurate and efficient testing of available phosphorus in soil, along with real-time temperature measurement. Its high-precision probe and clear backlit LCD display make it ideal for a wide range of agricultural applications, ensuring plants get the phosphorus nutrients they need for optimal root growth, flowering, and crop quality.\u003c\/p\u003e","brand":"Yieryi Meter","offers":[{"title":"Default Title","offer_id":51186138218664,"sku":"YG-07","price":92.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1988\/7016\/files\/YG-07_f74a42cd-34b1-4f9f-90aa-b43f043d837c.jpg?v=1755746172"},{"product_id":"soil-potassium-tester","title":"Soil Potassium Tester for Plants | Yieryi","description":"\u003cstyle\u003e\n.yieryi-desc table{border-collapse:collapse;width:100%;margin:1em 0}\n.yieryi-desc th,.yieryi-desc td{border:1px solid #ddd;padding:8px;text-align:left;vertical-align:top}\n.yieryi-desc th{background:#f6f6f6}\n.yieryi-desc h2{margin-top:1.4em}\n\u003c\/style\u003e\n\u003cdiv class=\"yieryi-desc\"\u003e\n\u003cp\u003eA soil potassium tester reads the available potassium (K) in your soil—the nutrient behind hardiness: sturdy stems, disease resistance, and fruit quality. This single-nutrient meter gives you a K reading in seconds, so you can tell whether to add potassium or hold off, without a lab.\u003c\/p\u003e\n\u003cp\u003eRead it as a trend tool. The potassium figure is a \u003cstrong\u003edirectional reference\u003c\/strong\u003e estimated from conductivity, not a lab measurement—useful for spotting when K is running low and checking whether feeding worked. Low potassium can show as weak stems and poor fruit quality.\u003c\/p\u003e\n\u003ch2\u003eWant nitrogen and phosphorus too?\u003c\/h2\u003e\n\u003cp\u003eThis tester focuses on potassium. For the other nutrients, see our \u003ca href=\"\/products\/soil-phosphorus-tester\"\u003esoil phosphorus tester\u003c\/a\u003e, or read all three at once with the \u003ca href=\"\/products\/npk-soil-tester\"\u003eNPK soil tester\u003c\/a\u003e. For pH and moisture, browse our \u003ca href=\"\/collections\/soil-ph-testing\"\u003esoil pH meters\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2\u003eWhy Yieryi\u003c\/h2\u003e\n\u003cp\u003eYieryi has built pH, EC, and TDS meters for more than ten years. A single-nutrient tester is for trends and timing, not lab-grade numbers, and we say so plainly.\u003c\/p\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIs the potassium reading lab-accurate?\u003c\/strong\u003e\u003cbr\u003eNo—it is a directional reading for tracking trends and timing feeding, not an exact lab figure.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShould I buy single testers or the NPK tester?\u003c\/strong\u003e\u003cbr\u003eBuy a single meter for the nutrient you adjust most often, or the NPK tester to read all three at once.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhere should I insert it?\u003c\/strong\u003e\u003cbr\u003eInto moist soil at root depth; keep it out of stones and never immerse the head in water.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Yieryi Meter","offers":[{"title":"Default Title","offer_id":51186251497640,"sku":"YG-08","price":92.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1988\/7016\/files\/YG-08_7e829bb8-95e5-456a-886d-cf30e9fb29c7.jpg?v=1741167899"},{"product_id":"7-in-1-soil-tester","title":"7 in 1 Digital Soil Tester for pH Moisture and Light","description":"\u003cstyle\u003e\n.yieryi-desc table{border-collapse:collapse;width:100%;margin:1em 0}\n.yieryi-desc th,.yieryi-desc td{border:1px solid #ddd;padding:8px;text-align:left;vertical-align:top}\n.yieryi-desc th{background:#f6f6f6}\n.yieryi-desc h2{margin-top:1.4em}\n\u003c\/style\u003e\n\u003cdiv class=\"yieryi-desc\"\u003e\n\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003eThis 7-in-1 digital soil tester combines soil pH, moisture, fertility and soil temperature with light, air temperature and humidity on one backlit display. It is designed for routine monitoring in gardens, containers, greenhouses and other growing areas.\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eSoil pH and moisture are measured directly, while the fertility value should be used as a directional indicator rather than an exact nutrient concentration. Interpret each reading according to the plant, growing medium and conditions you are monitoring.\u003c\/p\u003e\n\u003ch2\u003eHow to read it\u003c\/h2\u003e\n\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003e\u003cstrong\u003epH:\u003c\/strong\u003e Compare the reading with the preferred range for the plant you are growing.\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMoisture:\u003c\/strong\u003e Use repeated readings in the active root zone to understand how the soil dries between waterings.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLight and humidity:\u003c\/strong\u003e Compare environmental conditions over time and interpret them according to the plant species and growing location.\u003c\/p\u003e\n\u003cp\u003eWant actual N, P, K instead of overall fertility? See our \u003ca href=\"\/products\/npk-soil-tester\"\u003eNPK soil tester\u003c\/a\u003e; for precise salt, a \u003ca href=\"\/products\/soil-ec-meter-conductivity-tester\"\u003esoil EC meter\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2\u003eWhy Yieryi\u003c\/h2\u003e\n\u003cp\u003eYieryi has built pH, EC, and TDS meters for more than ten years. More parameters mean more convenience; we are honest about which are measured and which are a directional guide.\u003c\/p\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it measure NPK?\u003c\/strong\u003e\u003cbr\u003eIt reads overall fertility as a direction, not individual N, P, K. For nutrients, use an NPK tester.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it need batteries?\u003c\/strong\u003e\u003cbr\u003eYes—it runs on 3 AAA batteries (not included).\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cstrong\u003eWhere should I insert it?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eInsert the probe into a representative part of the active root zone according to the product instructions. Avoid forcing it against stones, thick roots or other hard material. Use a similar testing depth when comparing readings over time.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Yieryi Meter","offers":[{"title":"Default Title","offer_id":51188771881128,"sku":"YY-1066L","price":39.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1988\/7016\/files\/04_61631940-33ae-42bd-b18e-17fe8f4127ee.jpg?v=1743154484"},{"product_id":"digital-3-in-1-soil-npk-tester-quick-accurate-nutrient-analysis","title":"Large Display 3 in 1 NPK Soil Tester for Plants","description":"\u003cp\u003eThis is the large-display model in our soil nutrient range, showing nitrogen, phosphorus, potassium and soil temperature on one screen.\u003c\/p\u003e\n\u003cp\u003eIt suits growers who feed on a schedule and want to track how the reading changes after feeding. Take a reading before feeding and compare it with a later reading taken under similar soil conditions — the movement between the two is the useful part.\u003c\/p\u003e\n\u003cp\u003eThe nitrogen, phosphorus and potassium figures are calculated from soil conductivity rather than measured chemically, so read them as low, medium or high. If you need exact nutrient values for a fertiliser plan, use a laboratory soil test. Readings also shift with soil moisture, probe contact and temperature, so test under similar conditions each time if you want the numbers to be comparable.\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eChoose this model if you prefer a larger display with N, P, K and soil temperature shown together. If you want a smaller and more portable option for routine NPK trend checks, see our \u003ca href=\"https:\/\/www.yieryi.com\/products\/npk-soil-tester\" title=\"NPK soil tester\" rel=\"noopener\" target=\"_blank\"\u003eNPK soil tester\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eFAQ\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Yieryi Meter","offers":[{"title":"Default Title","offer_id":51683882238120,"sku":"YG-NPK","price":279.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1988\/7016\/files\/YG-NPK_1172g_34.5X16X9CM_1e593c1c-251c-4881-adcd-0450d4278be8.jpg?v=1741080241"},{"product_id":"3-in-1-digital-soil-tester-npk-temperature-meter","title":"3 in 1 NPK Soil Tester Set for Plants | Yieryi","description":"\u003cp\u003e\u003cspan\u003eThis 3 in 1 NPK soil testing set is designed for gardeners and growers who want to monitor nitrogen, phosphorus and potassium readings in soil.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe displayed NPK values should be treated as conductivity-derived estimates for comparison rather than exact laboratory nutrient concentrations. Soil moisture, temperature, probe contact and soil type can all affect the readings.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFor the most useful results, test the same growing area under similar conditions and compare multiple readings over time rather than making a fertilizer decision from one measurement alone.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIf you need exact nutrient concentrations or fertilizer recommendations, use a laboratory soil test.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cmeta charset=\"utf-8\"\u003e \u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eNPK Trend Monitoring\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eCompare displayed nitrogen, phosphorus and potassium estimates over time.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eEasy-to-Read LCD Display\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eClear digital readings for routine soil checks.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eFor Gardens and Growing Areas\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eSuitable for repeated comparisons in gardens, greenhouses, orchards and other growing areas.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSimple Operation\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eDesigned for straightforward routine testing.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003ePortable Design\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eHandheld meters that are easy to carry between testing locations.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yieryi Meter","offers":[{"title":"Default Title","offer_id":51684855513256,"sku":"YG-NPK-B","price":256.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1988\/7016\/files\/1_e6469229-6d89-465e-af47-795c9400b891.jpg?v=1741087410"},{"product_id":"yieryi-digital-soil-ph-meter","title":"Digital Soil pH Meter | Yieryi","description":"\u003cstyle\u003e\n.yieryi-desc table{border-collapse:collapse;width:100%;margin:1em 0}\n.yieryi-desc th,.yieryi-desc td{border:1px solid #ddd;padding:8px;text-align:left;vertical-align:top}\n.yieryi-desc th{background:#f6f6f6}\n.yieryi-desc h2{margin-top:1.4em}\n\u003c\/style\u003e\n\u003cdiv class=\"yieryi-desc\"\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eThis digital soil pH meter measures soil pH, moisture and temperature in one compact tool. It is designed for routine checks in garden beds, lawns, pots, greenhouses and other growing areas, helping you understand whether soil is too acidic, too alkaline, too dry or too wet. Use the pH reading as a practical guide for soil management rather than a laboratory-grade result.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Yieryi Meter","offers":[{"title":"Default Title","offer_id":51759347826856,"sku":"SGS07","price":39.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1988\/7016\/files\/3-1.jpg?v=1741603939"},{"product_id":"yieryi-ph-meter-for-food","title":"Food pH Meter with Spear Tip","description":"\u003cp\u003eSome semi-solid foods are difficult to test with a standard bulb probe. A spear-tip electrode is designed to make direct contact with soft and semi-solid samples, reducing awkward sample handling where a direct measurement is appropriate.\u003c\/p\u003e\n\n\u003cp\u003eSuitable for meat, dairy products, fruit, beverages, and fermented or canned foods. Check the food batch before packaging, finishing or moving to the next processing step.\u003c\/p\u003e\n\n\u003cp\u003eIntended for process checks and routine batch monitoring. Whether it is suitable for regulatory, quality-control or laboratory documentation depends on the required method, calibration procedure and record keeping. A pH reading alone does not establish microbial safety or shelf life.\u003c\/p\u003e","brand":"Yieryi Meter","offers":[{"title":"Default Title","offer_id":51854946599080,"sku":"YY-1033L","price":58.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1988\/7016\/files\/home_brewing_pH_meter.jpg?v=1759043925"},{"product_id":"soil-ph-meter-6-in-1","title":"6 in 1 Soil pH Meter with Light and Moisture | Yieryi","description":"\u003cstyle\u003e\n.yieryi-desc table{border-collapse:collapse;width:100%;margin:1em 0}\n.yieryi-desc th,.yieryi-desc td{border:1px solid #ddd;padding:8px;text-align:left;vertical-align:top}\n.yieryi-desc th{background:#f6f6f6}\n.yieryi-desc h2{margin-top:1.4em}\n\u003c\/style\u003e\n\u003cdiv class=\"yieryi-desc\"\u003e\n\u003cp\u003eThis 6-in-1 soil meter reads soil pH along with moisture, light, temperature, and more in one tool, so you can get a quick all-around read on your soil without juggling several devices. Push it into moist soil and check the values.\u003c\/p\u003e\n\u003cp\u003eThe pH and moisture are measured directly. Read pH as a reliable direction—acidic, neutral, or alkaline—which is what most gardeners need to decide whether to add lime or sulfur.\u003c\/p\u003e\n\u003ch2\u003eHow to read it\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003epH\u003c\/strong\u003e — aim for 6.0 to 7.0 for most plants. See our full range of \u003ca href=\"\/collections\/soil-ph-testing\"\u003esoil pH meters\u003c\/a\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMoisture\u003c\/strong\u003e — water when dry, hold off when wet.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLight\u003c\/strong\u003e — check whether a spot gets enough light for your plant.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor salt and nutrient level read directly, pair it with a \u003ca href=\"\/products\/soil-ec-meter-conductivity-tester\"\u003esoil EC meter\u003c\/a\u003e. For nutrient trends, see our \u003ca href=\"\/products\/npk-soil-tester\"\u003eNPK soil tester\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2\u003eWhy Yieryi\u003c\/h2\u003e\n\u003cp\u003eYieryi has built pH, EC, and TDS meters for more than ten years. A 6-in-1 is about convenience, and we are honest about which of its readings are measured and which are a rough guide.\u003c\/p\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhat does it measure?\u003c\/strong\u003e\u003cbr\u003eSix things: soil pH (0–14), EC, fertility, temperature, moisture, and light—on a backlit LCD with a 45° rotatable head.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it need batteries?\u003c\/strong\u003e\u003cbr\u003eYes—it runs on 4 AAA batteries.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow accurate is the pH?\u003c\/strong\u003e\u003cbr\u003eIt is a reliable directional read, good for telling acidic from neutral from alkaline—not a lab calibration.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Yieryi Meter","offers":[{"title":"Fluorescent Green","offer_id":52216405426344,"sku":"YY-1088G","price":56.88,"currency_code":"USD","in_stock":true},{"title":"Gray","offer_id":52216405459112,"sku":"YY-1088","price":56.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1988\/7016\/files\/YY-1088G.jpg?v=1754641744"},{"product_id":"smart-water-timer","title":"Smart Water Timer with 4 or 3 Independent Zones","description":"\u003cp\u003eA garden water timer with 4 or 3 independent zones, so each area can run on its own schedule from a single unit.\u003c\/p\u003e\n\n\u003cp\u003eThe reason to have separate zones is that a lawn, a raised bed and a row of containers dry out at different rates, and a single run time may overwater one area while leaving another too dry.\u003c\/p\u003e\n\n\u003cp\u003eRain delay lets you pause watering for a set number of days when the weather turns wet, and the child lock helps prevent accidental changes to your schedule.\u003c\/p\u003e\n\n\u003cp\u003eFor WiFi app control, see our \u003ca href=\"https:\/\/www.yieryi.com\/products\/4-zone-solar-wifi-smart-water-timer\"\u003esolar WiFi 4 zone water timer\u003c\/a\u003e.\u003c\/p\u003e","brand":"Yieryi Meter","offers":[{"title":"4 outlet","offer_id":52218065813672,"sku":"YG-379","price":89.88,"currency_code":"USD","in_stock":true},{"title":"3 outlet","offer_id":52218065846440,"sku":"YG-320","price":79.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1988\/7016\/files\/1_fe15827a-ad86-4cd1-b7a7-144234e41d5c.jpg?v=1744874030"},{"product_id":"smart-water-timer-for-garden-irrigation","title":"Smart Water Timer for Garden Irrigation","description":"\u003cp\u003eUpgrade your garden irrigation system with this Smart Water Timer for Garden Irrigation, featuring 4 or 3 programmable zones, perfect for homeowners, garden enthusiasts, and urban farmers looking for efficient outdoor watering solutions. With an IP55 waterproof rating, durable anti-UV material, and 100% corrosion-resistant copper connector, this automatic watering timer ensures reliable performance even in extreme weather.\u003c\/p\u003e\n\u003cp\u003eEach zone can be customized with a specific start time, watering duration (1–360 minutes), and frequency (every 1–30 days), making it ideal for lawn care, vegetable gardens, greenhouses, and flower beds. The manual watering mode allows flexibility without affecting preset schedules, while the rain delay function (1–7 days) helps conserve water.\u003c\/p\u003e\n\u003cp\u003eOther top-searched features include:\u003cbr\u003e✅ Hose timer with rain delay\u003cbr\u003e✅ Multi-zone irrigation controller\u003cbr\u003e✅ Outdoor faucet timer\u003cbr\u003e✅ Automatic sprinkler system for garden\u003cbr\u003e✅ Smart garden water timer with LCD screen\u003c\/p\u003e\n\u003cp\u003eBuilt-in child lock for safety and an intuitive LCD screen for easy setup make it user-friendly for all ages. Take full control of your garden’s hydration with this smart, weatherproof irrigation timer!\u003c\/p\u003e","brand":"Yieryi Meter","offers":[{"title":"4 outlet","offer_id":52267987697832,"sku":"SGW06-4","price":92.88,"currency_code":"USD","in_stock":true},{"title":"3 outlet","offer_id":52267987730600,"sku":"SGW06-3","price":72.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1988\/7016\/files\/2.png?v=1745230837"},{"product_id":"solar-water-timer","title":"Solar Powered Garden Water Timer","description":"\u003cp\u003eA garden water timer with solar charging.\u003c\/p\u003e\n\n\u003cp\u003eSet a watering schedule and let it repeat automatically, so beds and containers keep getting watered while you are at work or away.\u003c\/p\u003e\n\n\u003cp\u003eFor several watering areas, see our \u003ca href=\"https:\/\/www.yieryi.com\/products\/4-zone-solar-wifi-smart-water-timer\"\u003e4 zone WiFi water timer\u003c\/a\u003e.\u003c\/p\u003e","brand":"Yieryi Meter","offers":[{"title":"Single Outlet","offer_id":52292911825064,"sku":"YG-366","price":61.0,"currency_code":"USD","in_stock":true},{"title":"Dual Outlets","offer_id":52292911857832,"sku":"YG-366S","price":72.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1988\/7016\/files\/smartwatertimer.jpg?v=1745394934"},{"product_id":"soil-ec-meter-conductivity-tester","title":"Soil EC Meter Conductivity Tester","description":"\u003cstyle\u003e\n.yieryi-desc table{border-collapse:collapse;width:100%;margin:1em 0}\n.yieryi-desc th,.yieryi-desc td{border:1px solid #ddd;padding:8px;text-align:left;vertical-align:top}\n.yieryi-desc th{background:#f6f6f6}\n.yieryi-desc h2{margin-top:1.4em}\n\u003c\/style\u003e\n\u003cdiv class=\"yieryi-desc\"\u003e\n\u003cp\u003e\u003cspan\u003eSoil EC, or electrical conductivity, measures how well the soil solution conducts electricity. Dissolved salts from fertilizers, irrigation water and naturally occurring minerals all contribute to the reading.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eA direct-reading soil EC meter is most useful for comparing readings taken under similar soil moisture, depth and temperature conditions and watching how they change over time. A high or low EC reading alone does not tell you exactly which nutrients are present or whether fertilizer is needed.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eNew to the number? Our guide to \u003ca href=\"https:\/\/www.yieryi.com\/blogs\/news\/what-is-soil-ec\" title=\"what soil EC is\" rel=\"noopener\" target=\"_blank\"\u003ewhat soil EC is\u003c\/a\u003e explains what you are reading and the range most plants prefer.\u003c\/p\u003e\n\u003cp\u003eThe Yieryi EC-8801 reads soil EC \u003cstrong\u003edirectly\u003c\/strong\u003e—it measures the number, it doesn't estimate it. That's the difference between knowing and guessing. Push the probe into moist soil, read the value on the screen, and you have a real starting point for whether to feed, flush, or leave your soil alone. It also reads soil temperature and adjusts the EC reading for it automatically, so a hot afternoon or a cold morning doesn't throw your number off. No color charts to squint at, no test strips to second-guess.\u003c\/p\u003e\n\u003ch2\u003eYou fed your plants. They still look tired.\u003c\/h2\u003e\n\u003cp\u003eWas it too much fertilizer, or not enough? With a \u003ca href=\"\/products\/soil-moisture-content-meter-for-plants\"\u003emoisture meter\u003c\/a\u003e you'd be guessing. \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWas it too much fertilizer, not enough, or something else? EC cannot diagnose the cause by itself, but it can show whether conductivity is unusually high or low compared with your normal baseline.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIf EC has risen after repeated feeding and your plants are also showing \u003ca href=\"https:\/\/www.yieryi.com\/blogs\/news\/why-do-my-plants-keep-wilting-even-after-i-water-them\" target=\"_blank\" title=\"wilting\" rel=\"noopener\"\u003ewilting\u003c\/a\u003e, scorched leaf edges or poor growth, salt buildup may be worth investigating. Use the reading together with plant symptoms, watering conditions and fertilizer history rather than relying on one number alone.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThat's what this little tool does, and only that. It's not trying to be eight tools in one. It reads EC and soil temperature, gives you a number you can act on, and gets out of your way.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWho it's for:\u003c\/strong\u003e gardeners who want a straight EC reading without a $100+ professional rig—raised-bed growers watching for salt buildup, container gardeners who over-feed by accident, anyone who's ever wondered \"is my soil too salty?\" and had no way to check.\u003c\/p\u003e\n\u003ch2\u003eWhy EC matters\u003c\/h2\u003e\n\u003cp\u003eThink of EC like the saltiness of your soil's water. Pure water carries almost no electrical current. Add dissolved nutrients and salts, and the water starts conducting—the more dissolved in there, the higher the EC. For your plants, that number is a feeding gauge:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eA rising EC trend\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e after repeated fertilizing can indicate that soluble salts are accumulating.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eAn unusually high reading\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e compared with your normal baseline deserves investigation, especially if plants are also showing wilting, scorched leaf edges or poor growth.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eA lower EC reading\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e does not automatically mean the soil is nutrient deficient or that more fertilizer is needed.\u003c\/span\u003e\u003cspan\u003eEC is most useful when you compare repeated readings under similar conditions rather than treating one measurement as a diagnosis.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eHere's the part most gardeners miss: over-fertilizing looks a lot like a nutrient deficiency. Both make a plant look weak. Without EC, you can't tell them apart, so you guess—and half the time you feed a plant that's already drowning in fertilizer. EC ends that.\u003c\/p\u003e\n\u003ch2\u003eWhat's a good soil EC level?\u003c\/h2\u003e\n\u003cp\u003eA good soil EC depends on what you're growing. As a general guide on this meter:\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eWhat you're growing\u003c\/th\u003e\n\u003cth\u003eHealthy soil EC (mS\/cm)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eGeneral vegetable crops\u003c\/td\u003e\n\u003ctd\u003e1.0–3.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFruits and fruit trees\u003c\/td\u003e\n\u003ctd\u003e0.8–2.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLawns and ornamental plants\u003c\/td\u003e\n\u003ctd\u003e0.5–2.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003e\u003cspan\u003eWhat's a Good Soil EC Level?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThere is no single soil EC target that applies to every plant and every testing method.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eLaboratory EC values can be measured using different soil-water extraction methods, and those results should not automatically be interpreted the same way as a direct-reading field probe.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWhen using the EC-8801 for routine garden monitoring, establish a baseline by testing the same growing area under similar soil moisture, depth and temperature conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eLook for meaningful changes from that baseline, especially after fertilizing, changes in irrigation water or drainage problems. If you need crop-specific salinity thresholds or fertilizer recommendations, use a laboratory soil test with a defined testing method.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cmeta charset=\"utf-8\"\u003eIf EC remains unusually high, see our guide to \u003ca href=\"https:\/\/www.yieryi.com\/blogs\/news\/how-to-lower-soil-ec\" target=\"_blank\" title=\"lowering high soil EC safely\" rel=\"noopener\"\u003elowering high soil EC safely\u003c\/a\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003eDo you need a dedicated EC meter?\u003c\/h2\u003e\n\u003cp\u003eHonest answer: it depends on what you already have.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eYou only want EC?\u003c\/strong\u003e This is the simplest, most focused way to get it—one number, no menus, no app.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYou want \u003ca href=\"\/collections\/soil-ph-testing\"\u003epH\u003c\/a\u003e, moisture, and a rough nutrient read too?\u003c\/strong\u003e A \u003ca href=\"\/products\/8-in-1-npk-soil-sensor-probe\"\u003emulti-parameter probe\u003c\/a\u003e is more convenient. Just know that on those probes, \u003ca href=\"https:\/\/www.yieryi.com\/blogs\/news\/are-npk-soil-testers-accurate\" target=\"_blank\" title='the \"NPK\" figures are estimated from conductivity' rel=\"noopener\"\u003ethe \"NPK\" figures are estimated from conductivity\u003c\/a\u003e, not measured—a directional reference, not a lab result. EC, on a dedicated meter like this one, is measured directly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThat last distinction is the whole reason this tool exists. We'd rather give you one number you can trust than five numbers you have to second-guess.\u003c\/p\u003e\n\u003ch2\u003eHow it compares\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003c\/th\u003e\n\u003cth\u003eTest strips\u003c\/th\u003e\n\u003cth\u003e\"8-in-1\" probe\u003c\/th\u003e\n\u003cth\u003eThis EC meter\u003c\/th\u003e\n\u003cth\u003eMail-in lab\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eReads EC directly\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003ctd\u003eYes (plus estimates)\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eYes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResult speed\u003c\/td\u003e\n\u003ctd\u003eMinutes, by eye\u003c\/td\u003e\n\u003ctd\u003eInstant\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eInstant\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6–8 days\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRepeatable anytime\u003c\/td\u003e\n\u003ctd\u003eVague\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eYes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOne-shot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocus\u003c\/td\u003e\n\u003ctd\u003eNone for EC\u003c\/td\u003e\n\u003ctd\u003eMany readings at once\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eOne number, done right\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFull chemistry\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eIf you need lab-grade chemistry, a mail-in test (or a professional rig like Bluelab) is the right call. If you want to check your soil's salt and nutrient level today, and again next week, without the wait or the price, that's what this is for.\u003c\/p\u003e\n\u003ch2\u003eWhy Yieryi\u003c\/h2\u003e\n\u003cp\u003eWe're not a gardening brand that ordered some meters with a logo on them. Yieryi comes out of a measurement-instrument factory that's spent 10+ years building pH, EC, and TDS meters—for brewing, water treatment, and other places where a wrong reading actually costs you. EC is our home turf. We took that and built a version a home gardener can afford and actually use.\u003c\/p\u003e\n\u003cp\u003eIt also shapes how we talk to you. We'll tell you EC is measured directly and you can trust it. We'll also tell you, on our nutrient probes, that NPK is estimated—a useful direction, not a lab number. A brand that's honest about what a tool can't do is worth trusting on what it can.\u003c\/p\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eWhat does a soil EC meter measure?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eA soil EC meter measures electrical conductivity, which reflects the overall level of dissolved ions in the soil solution. Fertilizers, irrigation water and naturally occurring salts can all affect EC. It does not identify individual nutrients such as nitrogen, phosphorus or potassium.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eWhat is a good soil EC level?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThere is no single ideal EC value for every plant, soil type and testing method. With a direct-reading soil EC meter, it is more useful to establish a baseline for the same growing area and compare readings taken under similar moisture, depth and temperature conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eDoes a low EC reading mean my plants need more fertilizer?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eNot necessarily. A low EC reading alone does not prove that the soil is nutrient deficient. Consider plant symptoms, fertilizer history, watering conditions and other growing factors before adding more fertilizer.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eWhat does a high soil EC reading mean?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eA higher-than-normal EC reading can indicate an increase in soluble salts, especially after repeated fertilizing or changes in irrigation water. If EC continues to rise and plants also show symptoms such as wilting or scorched leaf edges, salt buildup may be worth investigating.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eCan a soil EC meter tell me which nutrient is too high or too low?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eNo. EC measures the combined electrical conductivity of dissolved ions. It cannot tell you how much nitrogen, phosphorus, potassium or another individual nutrient is present. For detailed nutrient analysis, use a laboratory soil test.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eHow should I get more consistent EC readings?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eTest the same growing area at a similar depth and under similar soil moisture conditions. Avoid comparing very dry soil with freshly watered soil, and take more than one reading when possible. EC is most useful when you monitor changes over time rather than relying on a single measurement.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Yieryi Meter","offers":[{"title":"Default Title","offer_id":52944461562024,"sku":"EC-8801A","price":45.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1988\/7016\/files\/EC-8801_0782ca5e-dae9-4790-8d73-1ae5952dd4b0.jpg?v=1750151131"},{"product_id":"smart-mushroom-grow-box-indoor-eco-farm-kit-with-humidity-control","title":"Smart Mushroom Grow Box – Indoor Eco Farm Kit with Humidity Control","description":"\u003cp data-start=\"321\" data-end=\"397\"\u003e\u003cstrong data-start=\"321\" data-end=\"397\"\u003eEffortless mushroom growing with smart humidity and temperature control.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"399\" data-end=\"819\"\u003e\n\u003cli data-start=\"399\" data-end=\"484\"\u003e\n\u003cp data-start=\"401\" data-end=\"484\"\u003e🌡️ \u003cstrong data-start=\"405\" data-end=\"429\"\u003eReal-time Monitoring\u003c\/strong\u003e – Live display of temperature, humidity \u0026amp; growth days.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"485\" data-end=\"569\"\u003e\n\u003cp data-start=\"487\" data-end=\"569\"\u003e💧 \u003cstrong data-start=\"490\" data-end=\"513\"\u003eAuto Humidification\u003c\/strong\u003e – Maintains ideal moisture for healthy mushroom growth.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"570\" data-end=\"649\"\u003e\n\u003cp data-start=\"572\" data-end=\"649\"\u003e🌱 \u003cstrong data-start=\"575\" data-end=\"597\"\u003eOne-Touch Planting\u003c\/strong\u003e – Just place, press, and grow with a single button.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"650\" data-end=\"733\"\u003e\n\u003cp data-start=\"652\" data-end=\"733\"\u003e💡 \u003cstrong data-start=\"655\" data-end=\"678\"\u003eSpecial Growth Lamp\u003c\/strong\u003e – Enhances mushroom development with optimal lighting.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"734\" data-end=\"819\"\u003e\n\u003cp data-start=\"736\" data-end=\"819\"\u003e♻️ \u003cstrong data-start=\"739\" data-end=\"759\"\u003eEnergy Efficient\u003c\/strong\u003e – Uses less than 2kWh per week, eco-friendly \u0026amp; cost-saving.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"821\" data-end=\"1010\"\u003ePerfect for foodies, home gardeners, or eco-conscious families—grow fresh mushrooms right from your kitchen or living room. Experience the fun and satisfaction of farm-to-table, simplified!\u003c\/p\u003e","brand":"Yieryi Meter","offers":[{"title":"Default Title","offer_id":53098184147112,"sku":"2506ECO-001","price":318.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1988\/7016\/files\/aca0eb2200364450bfdaa118900308b7.png?v=1754643439"},{"product_id":"8-in-1-npk-soil-sensor-probe-multi-parameter-tester-analyzer","title":"8 in 1 NPK Soil Sensor Probe | Yieryi","description":"\u003cdiv class=\"yieryi-spec\"\u003e\n\u003ctable\u003e\u003ctbody\u003e\n  \u003ctr\u003e\n\u003ctd\u003eMeasures\u003c\/td\u003e\n\u003ctd\u003eTemperature, moisture, pH, EC, salinity, N, P, K (8 parameters)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eSoil temperature range\u003c\/td\u003e\n\u003ctd\u003e−40°C to 80°C\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eMoisture range\u003c\/td\u003e\n\u003ctd\u003e0–100%\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003epH range\u003c\/td\u003e\n\u003ctd\u003e3–10 pH\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eEC range\u003c\/td\u003e\n\u003ctd\u003e0–20000 µS\/cm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eSalinity range\u003c\/td\u003e\n\u003ctd\u003e0–20000 mg\/L\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eN \/ P \/ K range\u003c\/td\u003e\n\u003ctd\u003e0–1999 mg\/kg each, estimated from conductivity (directional)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eConnection\u003c\/td\u003e\n\u003ctd\u003eUSB to Android \/ HarmonyOS phone, app monitoring\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eAccuracy (pH \/ EC)\u003c\/td\u003e\n\u003ctd\u003epH ±0.2; EC ±3%\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eWater resistance\u003c\/td\u003e\n\u003ctd\u003eIP68, safe for continuous soil insertion\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003ePower\u003c\/td\u003e\n\u003ctd\u003eDC 5V via USB (phone or USB power source), max 0.5W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e","brand":"Yieryi Meter","offers":[{"title":"Default Title","offer_id":53663772082344,"sku":"THE01888S","price":85.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1988\/7016\/files\/1_11bc4e9f-d095-4f21-a831-c6b5f85f5074.jpg?v=1778061915"},{"product_id":"5-in-1-hydroponics-water-quality-tester-ph-ec-tds-salinity-temp","title":"5 in 1 Hydroponic pH EC TDS Tester","description":"\u003cp\u003epH, EC, TDS, salinity and temperature cover the core readings commonly monitored in a home hydroponic reservoir, in one pen instead of a pH meter and a TDS meter side by side.\u003c\/p\u003e\n\n\u003cp\u003eFor the 7 in 1 model, see our \u003ca href=\"https:\/\/www.yieryi.com\/products\/7-in-1-hydroponic-water-quality-meter-ph-ec-tds-salt-temperature-tester\"\u003e7 in 1 hydroponic meter\u003c\/a\u003e.\u003c\/p\u003e","brand":"Yieryi Meter","offers":[{"title":"Default Title","offer_id":53697629126824,"sku":"YY-1090","price":52.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1988\/7016\/files\/3_ec12f646-531c-4630-b321-d19a8bafe330.jpg?v=1757066300"},{"product_id":"digital-turbidity-meter-water-quality-tester-portable-turbidimeter","title":"Digital Turbidity Meter Water Quality Tester Portable Turbidimeter","description":"\u003cp data-start=\"216\" data-end=\"358\"\u003e\u003cstrong data-start=\"216\" data-end=\"356\"\u003eAccurately monitor water clarity with our Digital Turbidity Meter, designed for reliable water quality testing in multiple applications.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"360\" data-end=\"1082\"\u003e\n\u003cli data-start=\"360\" data-end=\"521\"\u003e\n\u003cp data-start=\"362\" data-end=\"521\"\u003e\u003cstrong data-start=\"362\" data-end=\"393\"\u003eHigh-Precision Measurement:\u003c\/strong\u003e Measures turbidity from 0–1000 NTU with ±8% accuracy, ideal for drinking water, aquaculture, hydroponics, and laboratory use.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"522\" data-end=\"632\"\u003e\n\u003cp data-start=\"524\" data-end=\"632\"\u003e\u003cstrong data-start=\"524\" data-end=\"546\"\u003eClear LCD Display:\u003c\/strong\u003e Large, easy-to-read screen with simple buttons ensures fast, hassle-free operation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"633\" data-end=\"790\"\u003e\n\u003cp data-start=\"635\" data-end=\"790\"\u003e\u003cstrong data-start=\"635\" data-end=\"657\"\u003eComplete Test Kit:\u003c\/strong\u003e Comes with calibration solutions (20\/100\/1000 NTU), 6 sample bottles, instructions, and a cleaning cloth for ready-to-use testing.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"791\" data-end=\"934\"\u003e\n\u003cp data-start=\"793\" data-end=\"934\"\u003e\u003cstrong data-start=\"793\" data-end=\"819\"\u003ePortable \u0026amp; Convenient:\u003c\/strong\u003e Powered by 3 AAA batteries, lightweight design for on-the-go testing at pools, fish tanks, or field inspections.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"935\" data-end=\"1082\"\u003e\n\u003cp data-start=\"937\" data-end=\"1082\"\u003e\u003cstrong data-start=\"937\" data-end=\"965\"\u003eUser-Friendly Operation:\u003c\/strong\u003e Just insert the sample, press OK, and get instant readings—making it perfect for both professionals and beginners.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1084\" data-end=\"1252\"\u003eWhether you’re a greenhouse grower, aquaculture farmer, or lab technician, this turbidity meter provides the reliable data you need to keep your water safe and clear.\u003c\/p\u003e","brand":"Yieryi Meter","offers":[{"title":"Default Title","offer_id":53785880953000,"sku":"YY-1044","price":218.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1988\/7016\/files\/DigitalTurbidityMeter.jpg?v=1758011108"},{"product_id":"6-in-1-digital-soil-tester-meter-for-ph-moisture-light-sensorin-lumens","title":"6-in-1 Digital Soil Moisture Meter for Plants","description":"\u003cp\u003eThis digital soil moisture meter helps you monitor moisture, pH, fertility, light and temperature with one compact 6-in-1 tester. It is designed for routine plant care in pots, garden beds, greenhouses and other growing areas.\u003c\/p\u003e\n\u003cp\u003eUse the moisture reading to compare how wet or dry the soil is before deciding whether watering may be needed. The additional pH, fertility, temperature and light readings provide useful context when plants are not growing as expected.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eMeasures soil moisture, pH, fertility, light and temperature\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBacklit LCD with rotatable display\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDual metal probe\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e0–99% soil moisture range\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAutomatic power-off\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSuitable for indoor and outdoor soil monitoring\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSuitable For\u003c\/h3\u003e\n\u003cp\u003eHouseplants, vegetable gardens, flower beds, raised beds, greenhouses and general garden soil.\u003c\/p\u003e\n\u003cp\u003eLearn \u003cstrong\u003e\u003ca href=\"https:\/\/www.yieryi.com\/blogs\/news\/how-to-use-a-soil-moisture-meter\"\u003ehow to use a soil moisture meter\u003c\/a\u003e\u003c\/strong\u003e for more consistent testing.\u003c\/p\u003e\n\u003cp\u003eIf you also want to compare pH-focused options, explore our \u003cstrong\u003e\u003ca href=\"https:\/\/www.yieryi.com\/collections\/soil-ph-testing\"\u003esoil pH meters\u003c\/a\u003e\u003c\/strong\u003e.\u003c\/p\u003e","brand":"Yieryi Meter","offers":[{"title":"Default Title","offer_id":53841160274088,"sku":"YY-1107","price":45.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1988\/7016\/files\/6-in-1DigitalSoilTesterMeterforpH_Moisture_LightSensor.jpg?v=1758191081"},{"product_id":"cosmetics-ph-meter-digital-skincare-ph-tester-for-creams-lotions","title":"Cosmetic pH Meter for Creams and Lotions","description":"\u003cp\u003eThis cosmetic pH meter is designed for checking pH in suitable liquid, cream, lotion and paste like cosmetic samples. It is useful for skincare formulation, product development and routine batch checks where test strips can be difficult to read in opaque or coloured samples.\u003c\/p\u003e\n\u003cp\u003eThe replaceable probe, digital display, temperature compensation and multi point calibration make it easier to monitor pH during formulation and production.\u003c\/p\u003e\n\u003ch3\u003eSuitable Samples\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eLotions\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCreams\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLiquid skincare products\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCleansers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSuitable gels and paste like cosmetic samples\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eNot Suitable For\u003c\/h3\u003e\n\u003cp\u003eThis meter is not designed for direct pH measurement of powders or hard solid materials. Use an appropriate sample preparation or testing method for materials that cannot provide proper contact with the probe.\u003c\/p\u003e\n\u003cp\u003eA pH reading does not by itself confirm preservative efficacy, microbial safety or product stability. These require separate testing.\u003c\/p\u003e\n\u003ch4\u003e\u003cspan\u003eLearn More About Cosmetic pH Testing\u003c\/span\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eNot sure how to prepare or measure your sample? See our guide to \u003ca href=\"https:\/\/www.yieryi.com\/blogs\/news\/how-to-test-the-ph-of-creams-and-lotions\" target=\"_blank\" title=\"how to test the pH of creams and lotions\" rel=\"noopener\"\u003ehow to test the pH of creams and lotions\u003c\/a\u003e for a step-by-step testing process.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFor a broader overview of sample types, calibration, direct measurement and common mistakes, read \u003ca href=\"https:\/\/www.yieryi.com\/blogs\/news\/how-to-measure-ph-in-cosmetics\" target=\"_blank\" title=\"how to measure pH in cosmetics\" rel=\"noopener\"\u003ehow to measure pH in cosmetics\u003c\/a\u003e.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIf you're deciding between two testing methods, see our comparison of \u003ca href=\"https:\/\/www.yieryi.com\/blogs\/news\/ph-meter-vs-ph-strips-for-cosmetics\" target=\"_blank\" title=\"pH meters vs pH strips for cosmetics\" rel=\"noopener\"\u003epH meters vs pH strips for cosmetics\u003c\/a\u003e.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yieryi Meter","offers":[{"title":"Default Title","offer_id":53944039538856,"sku":"YY-1030","price":58.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1988\/7016\/files\/skincare_pH_tester.jpg?v=1759048280"},{"product_id":"brix-refractometer-0-32-sugar-tester-juice-honey-meter","title":"Brix Refractometer 0-32% Sugar Tester, Juice \u0026 Honey Meter","description":"\u003cp data-start=\"148\" data-end=\"237\"\u003eUnlock accurate sweetness measurement anytime with this easy-to-use Brix refractometer.\u003c\/p\u003e\n\u003cp data-start=\"239\" data-end=\"258\"\u003e\u003cstrong data-start=\"239\" data-end=\"256\"\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"259\" data-end=\"895\"\u003e\n\u003cli data-start=\"259\" data-end=\"373\"\u003e\n\u003cp data-start=\"261\" data-end=\"373\"\u003e\u003cstrong data-start=\"261\" data-end=\"295\"\u003eWide Measurement Range (0–32%)\u003c\/strong\u003e – Perfect for testing juices, honey, wine, beer, soda, and other beverages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"374\" data-end=\"506\"\u003e\n\u003cp data-start=\"376\" data-end=\"506\"\u003e\u003cstrong data-start=\"376\" data-end=\"420\"\u003eAutomatic Temperature Compensation (ATC)\u003c\/strong\u003e – Ensures reliable readings at varying room temperatures without manual correction.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"507\" data-end=\"630\"\u003e\n\u003cp data-start=\"509\" data-end=\"630\"\u003e\u003cstrong data-start=\"509\" data-end=\"534\"\u003eClear \u0026amp; Precise Scale\u003c\/strong\u003e – High-definition prism and bright Brix scale deliver sharp, easy-to-read results in seconds.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"631\" data-end=\"787\"\u003e\n\u003cp data-start=\"633\" data-end=\"787\"\u003e\u003cstrong data-start=\"633\" data-end=\"665\"\u003eDurable \u0026amp; Comfortable Design\u003c\/strong\u003e – Non-slip rubber grip, rotatable eyepiece, and thickened cover plate for stable handling and long-lasting performance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"788\" data-end=\"895\"\u003e\n\u003cp data-start=\"790\" data-end=\"895\"\u003e\u003cstrong data-start=\"790\" data-end=\"811\"\u003eQuick Calibration\u003c\/strong\u003e – Simple zero-point calibration with distilled water ensures accuracy before use.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"897\" data-end=\"1079\"\u003eWhether you’re a home brewer, beekeeper, barista, or juice enthusiast, this Brix refractometer is a must-have tool to perfect your recipes and ensure consistent quality every time.\u003c\/p\u003e","brand":"Yieryi Meter","offers":[{"title":"Paper box","offer_id":53944895340712,"sku":"YG-32-1","price":32.88,"currency_code":"USD","in_stock":true},{"title":"Plastic box","offer_id":53944895373480,"sku":"YG-32-B","price":32.88,"currency_code":"USD","in_stock":true},{"title":"Zipper box","offer_id":53944895406248,"sku":"YG-32-C","price":32.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1988\/7016\/files\/juice_refractometer.jpg?v=1759126533"},{"product_id":"beer-wine-refractometer-0-32-brix-sg-meter-1-000-1-120","title":"Beer Wine Refractometer 0-32% Brix SG Meter 1.000–1.120","description":"\u003cp data-start=\"239\" data-end=\"385\"\u003e\u003cstrong data-start=\"239\" data-end=\"383\"\u003eBrew with confidence using this dual scale refractometer, designed for accurate sugar and specific gravity readings in beer and wine making.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"387\" data-end=\"406\"\u003e\u003cstrong data-start=\"387\" data-end=\"404\"\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"407\" data-end=\"1127\"\u003e\n\u003cli data-start=\"407\" data-end=\"555\"\u003e\n\u003cp data-start=\"409\" data-end=\"555\"\u003e\u003cstrong data-start=\"409\" data-end=\"436\"\u003eDual Measurement Scales\u003c\/strong\u003e – Covers 0-32% Brix and Specific Gravity 1.000–1.120, giving brewers precise control at every stage of fermentation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"556\" data-end=\"698\"\u003e\n\u003cp data-start=\"558\" data-end=\"698\"\u003e\u003cstrong data-start=\"558\" data-end=\"602\"\u003eAutomatic Temperature Compensation (ATC)\u003c\/strong\u003e – Ensures stable, reliable results without manual adjustments, even in changing environments.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"699\" data-end=\"832\"\u003e\n\u003cp data-start=\"701\" data-end=\"832\"\u003e\u003cstrong data-start=\"701\" data-end=\"723\"\u003ePortable \u0026amp; Durable\u003c\/strong\u003e – Compact handheld design with a non-slip rubber grip and high-definition prism for long-lasting accuracy.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"833\" data-end=\"950\"\u003e\n\u003cp data-start=\"835\" data-end=\"950\"\u003e\u003cstrong data-start=\"835\" data-end=\"855\"\u003eEasy Calibration\u003c\/strong\u003e – Quick zero adjustment with distilled water guarantees consistent accuracy before each use.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"951\" data-end=\"1127\"\u003e\n\u003cp data-start=\"953\" data-end=\"1127\"\u003e\u003cstrong data-start=\"953\" data-end=\"998\"\u003eDesigned for Home Brewers \u0026amp; Professionals\u003c\/strong\u003e – Perfect for anyone brewing craft beer, making wine, or checking wort sugar content to achieve consistent flavor and quality.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yieryi Meter","offers":[{"title":"Paper box","offer_id":53954295169192,"sku":"YG-32S-1","price":23.0,"currency_code":"USD","in_stock":true},{"title":"Plastic box","offer_id":53954295201960,"sku":"YG-32S-B","price":23.0,"currency_code":"USD","in_stock":true},{"title":"Zipper box","offer_id":53954295234728,"sku":"YG-32S-C","price":23.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1988\/7016\/files\/beer_refractometer.jpg?v=1759131707"},{"product_id":"hydroponic-ph-regulator-solution-ph-up-down-for-plants-growth","title":"Hydroponic pH Regulator Solution – pH Up \u0026 Down for Plants Growth","description":"\u003cp data-start=\"220\" data-end=\"279\"\u003e\u003cstrong data-start=\"220\" data-end=\"279\"\u003eEnsure Optimal pH for Your Hydroponic Systems with Ease\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"281\" data-end=\"665\"\u003eAchieving the perfect pH balance for your hydroponic setup is crucial for plant growth. Our Hydroponic pH Regulator set, featuring both pH Up and pH Down solutions, offers a simple and effective way to maintain ideal pH levels in your nutrient solution. Whether you're growing vegetables, herbs, or flowers, this product helps create the optimal environment for your plants to thrive.\u003c\/p\u003e\n\u003cul data-start=\"667\" data-end=\"1372\"\u003e\n\u003cli data-start=\"667\" data-end=\"816\"\u003e\n\u003cp data-start=\"669\" data-end=\"816\"\u003e\u003cstrong data-start=\"669\" data-end=\"691\"\u003ePrecise pH Control\u003c\/strong\u003e: Adjust your pH levels accurately with pH Up to raise the pH and pH Down to lower it, ensuring the best nutrient absorption.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"817\" data-end=\"952\"\u003e\n\u003cp data-start=\"819\" data-end=\"952\"\u003e\u003cstrong data-start=\"819\" data-end=\"841\"\u003eWide Compatibility\u003c\/strong\u003e: Ideal for hydroponics, aquaponics, and both indoor and outdoor plant systems, including wick and DWC systems.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"953\" data-end=\"1086\"\u003e\n\u003cp data-start=\"955\" data-end=\"1086\"\u003e\u003cstrong data-start=\"955\" data-end=\"970\"\u003eEasy to Use\u003c\/strong\u003e: Just add 3-5 milliliters per 100 liters of water, and in 15-25 minutes, your pH will stabilize for optimal growth.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1087\" data-end=\"1226\"\u003e\n\u003cp data-start=\"1089\" data-end=\"1226\"\u003e\u003cstrong data-start=\"1089\" data-end=\"1112\"\u003eLong-Term Stability\u003c\/strong\u003e: Designed for long-term use, the solutions are stable, non-volatile, and provide lasting results for your plants.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1227\" data-end=\"1372\"\u003e\n\u003cp data-start=\"1229\" data-end=\"1372\"\u003e\u003cstrong data-start=\"1229\" data-end=\"1257\"\u003eBoosts Growth and Health\u003c\/strong\u003e: Correct pH levels enhance nutrient absorption, preventing common issues like yellowing leaves and stunted growth.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1374\" data-end=\"1518\"\u003ePerfect for both beginners and experienced growers, ensure your plants get the nutrients they need by maintaining the ideal pH levels with ease!\u003c\/p\u003e","brand":"Yieryi Meter","offers":[{"title":"250ML","offer_id":54476585271464,"sku":null,"price":47.3,"currency_code":"USD","in_stock":true},{"title":"100ML","offer_id":54476585304232,"sku":null,"price":32.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1988\/7016\/files\/Hydroponic_pH_Regulator_Solution.jpg?v=1763027969"},{"product_id":"7-in-1-hydroponic-water-quality-meter-ph-ec-tds-salt-temperature-tester","title":"7 in 1 Hydroponic pH EC TDS Meter","description":"\u003cp\u003epH and EC are two of the main readings used to manage a hydroponic nutrient solution.\u003c\/p\u003e\n\n\u003cp\u003eEC indicates the overall concentration of dissolved ions in the solution. It does not identify individual nutrients. pH affects how available those nutrients are to the roots. Reading them together helps you investigate whether an issue may relate to solution concentration, pH or both, although plant symptoms can also have other causes.\u003c\/p\u003e\n\n\u003cp\u003eFor a 5 in 1 option, see our \u003ca href=\"https:\/\/www.yieryi.com\/products\/5-in-1-hydroponics-water-quality-tester-ph-ec-tds-salinity-temp\"\u003e5 in 1 hydroponic tester\u003c\/a\u003e.\u003c\/p\u003e","brand":"Yieryi Meter","offers":[{"title":"Default Title","offer_id":54478952267944,"sku":"YY-1101","price":51.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1988\/7016\/files\/1_3838c97b-57c1-42d1-b36d-9ec28f2ed222.jpg?v=1763029051"},{"product_id":"hydroponic-indoor-garden-kit-with-led-grow-light-smart-home-herb-planter","title":"Hydroponic Indoor Garden Kit with LED Grow Light – Smart Home Herb Planter","description":"\u003cp data-start=\"265\" data-end=\"404\"\u003eGrow fresh herbs, veggies, and fruits all year with this smart hydroponic garden designed for effortless, fast, and soil-free home growing.\u003c\/p\u003e\n\u003ch3 data-start=\"406\" data-end=\"426\"\u003e\u003cstrong data-start=\"410\" data-end=\"426\"\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"427\" data-end=\"1212\"\u003e\n\u003cli data-start=\"427\" data-end=\"603\"\u003e\n\u003cp data-start=\"429\" data-end=\"603\"\u003e\u003cstrong data-start=\"429\" data-end=\"462\"\u003eFull-Spectrum LED Grow Light:\u003c\/strong\u003e Delivers optimal light for seedling, growth, and fruiting stages—helping you grow healthier plants 30–50% faster without outdoor sunlight.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"604\" data-end=\"763\"\u003e\n\u003cp data-start=\"606\" data-end=\"763\"\u003e\u003cstrong data-start=\"606\" data-end=\"642\"\u003eLarge 3.5L Water Tank with Pump:\u003c\/strong\u003e Automatic water circulation increases oxygen and reduces root rot, ensuring strong, steady growth even if you’re busy.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"764\" data-end=\"918\"\u003e\n\u003cp data-start=\"766\" data-end=\"918\"\u003e\u003cstrong data-start=\"766\" data-end=\"802\"\u003eAdjustable Lamp Arm (210–350mm):\u003c\/strong\u003e Fits both low-growing herbs and tall plants like cherry tomatoes, allowing continuous use as your garden expands.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"919\" data-end=\"1060\"\u003e\n\u003cp data-start=\"921\" data-end=\"1060\"\u003e\u003cstrong data-start=\"921\" data-end=\"945\"\u003eTouch Control Panel:\u003c\/strong\u003e Easily switch growth modes, manage lighting cycles, and monitor water levels with intuitive one-touch operation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1061\" data-end=\"1212\"\u003e\n\u003cp data-start=\"1063\" data-end=\"1212\"\u003e\u003cstrong data-start=\"1063\" data-end=\"1089\"\u003e15-Pod Growing System:\u003c\/strong\u003e Perfect for growing multiple herbs and vegetables at once—basil, lettuce, strawberries, tomatoes, mint, peppers, and more.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1214\" data-end=\"1368\"\u003eThis smart indoor garden is ideal for busy professionals, beginners, foodies, or anyone who wants fresher, cleaner, and home-grown produce without effort.\u003c\/p\u003e","brand":"Yieryi Meter","offers":[{"title":"US plug","offer_id":54565316100264,"sku":"IGS-38-US","price":152.0,"currency_code":"USD","in_stock":true},{"title":"EU Plug","offer_id":54565316133032,"sku":"IGS-38","price":152.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1988\/7016\/files\/HydroponicIndoorGardenKit.jpg?v=1763629045"},{"product_id":"rechargeable-digital-soil-npk-nutrient-tester","title":"Rechargeable Soil NPK Nutrient Tester","description":"\u003cp\u003eThis rechargeable soil nutrient tester reads one main nutrient—nitrogen, phosphorus, or potassium, depending on the version you choose—on a large backlit screen, and charges over USB-C, so there are no disposable batteries to swap. Insert the metal probe about two-thirds into moist soil and read the value in seconds.\u003c\/p\u003e\n\n\u003cp\u003eRead it as a trend tool. The nutrient figure is a directional reference \u003ca href=\"https:\/\/www.yieryi.com\/blogs\/news\/what-do-npk-numbers-mean\"\u003ecalculated from soil conductivity\u003c\/a\u003e rather than measured chemically, shown from 0 to 1999 mg\/kg—useful for spotting when a nutrient runs low and checking whether feeding worked, not an exact lab number. A fertility chart helps you read whether your soil is lacking, moderate, or rich.\u003c\/p\u003e\n\n\u003ch2\u003eSingle nutrient or all three?\u003c\/h2\u003e\n\u003cp\u003eChoose the version for the nutrient you adjust most, or use all three for a full profile. Prefer button batteries? See our \u003ca href=\"https:\/\/www.yieryi.com\/products\/soil-phosphorus-tester\"\u003esoil phosphorus\u003c\/a\u003e and \u003ca href=\"https:\/\/www.yieryi.com\/products\/soil-potassium-tester\"\u003esoil potassium\u003c\/a\u003e testers. To read N, P, and K together in one tool, use the \u003ca href=\"https:\/\/www.yieryi.com\/products\/npk-soil-tester\"\u003eNPK soil tester\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch2\u003eWhy Yieryi\u003c\/h2\u003e\n\u003cp\u003eYieryi has built pH, EC, and TDS meters for more than ten years. A handheld nutrient tester is for trends and timing, not lab-grade figures, and we say so plainly.\u003c\/p\u003e","brand":"Yieryi Meter","offers":[{"title":"Set","offer_id":54632603943080,"sku":"THE01894-NPK","price":273.98,"currency_code":"USD","in_stock":true},{"title":"only soil Nitrogen tester","offer_id":54632603975848,"sku":"THE01894-N","price":97.88,"currency_code":"USD","in_stock":true},{"title":"only soil Phosphorus tester","offer_id":54632604008616,"sku":"THE01894-P","price":97.88,"currency_code":"USD","in_stock":true},{"title":"only soil Potassium tester","offer_id":54632604041384,"sku":"THE01894-K","price":97.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1988\/7016\/files\/THE01894.jpg?v=1764141635"},{"product_id":"all-purpose-a-b-liquid-plant-food-hydroponic-growth-flowering-nutrient-set","title":"All-Purpose A\/B Liquid Plant Food — Hydroponic Growth \u0026 Flowering Nutrient Set","description":"\u003cp\u003eFuel healthy growth at every stage with this easy-to-use A\/B Liquid Plant Food Set.\u003cbr\u003ePart A delivers essential NPK for fast leaf and stem growth, while Part B adds chelated iron and trace minerals to prevent yellowing and strengthen roots. Perfect for hydroponics and water-grown plants of all types.\u003c\/p\u003e\n\u003cp\u003eSwitch to the Flowering A\/B Formula during bloom to boost bud formation, enhance blossom quality, and increase fruit yield.\u003c\/p\u003e\n\u003cp\u003eSimple to mix, fast-absorbing, and designed for strong, vibrant, high-yield plants.\u003c\/p\u003e","brand":"Yieryi Meter","offers":[{"title":"Growth","offer_id":54645907161256,"sku":"YY-250ML-AB","price":52.0,"currency_code":"USD","in_stock":true},{"title":"Flowering","offer_id":54645907194024,"sku":"YY-250ML-FAB","price":52.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1988\/7016\/files\/2_2e8924ca-13dc-4293-be31-4fb8418919b6.jpg?v=1764240072"},{"product_id":"universal-foliar-fertilizer-250ml","title":"Universal Foliar Fertilizer 250ML","description":"\u003cp\u003eOur Universal Foliar Fertilizer gives your plants the nutrition they need to thrive—quickly and effectively. It is designed for all growth stages, from seedlings to mature plants. By delivering nutrients directly through the leaves, it boosts photosynthesis, strengthens roots, and improves overall plant vigor.\u003c\/p\u003e\n\u003cp\u003ePerfect for houseplants, vegetables, greenhouses, seedlings, and agricultural crops, this fast-absorbing formula provides stable, accurate nutrition without easy evaporation.\u003c\/p\u003e","brand":"Yieryi Meter","offers":[{"title":"Default Title","offer_id":54727872970920,"sku":"YY-250ML-YMF","price":39.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1988\/7016\/files\/universal_plant_food.jpg?v=1764757325"},{"product_id":"4-zone-solar-wifi-smart-water-timer","title":"Solar Powered 4 Zone WiFi Water Timer","description":"\u003cp\u003eA four zone garden water timer with WiFi control.\u003c\/p\u003e\n\n\u003cp\u003eThe reason to have separate zones is that a lawn, a raised bed and a row of containers dry out at different rates, and a single run time may overwater one area while leaving another too dry.\u003c\/p\u003e\n\n\u003cp\u003eThe unit uses solar charging as part of its power system.\u003c\/p\u003e","brand":"Yieryi Meter","offers":[{"title":"US","offer_id":55211140579496,"sku":"YG-344-US","price":118.0,"currency_code":"USD","in_stock":true},{"title":"UK","offer_id":55211140612264,"sku":"YG-344","price":118.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1988\/7016\/files\/1_873c044d-2574-4881-9016-caf090b2ee34.jpg?v=1769230634"},{"product_id":"professional-6-in-1-soil-ph-fertility-monitor","title":"6 in 1 Soil pH and Fertility Monitor","description":"\u003cp\u003eThis 6-in-1 monitor tracks soil pH and fertility (EC) along with moisture, sunlight, ambient humidity, and temperature—one tool for a rounded read on your growing conditions. A 90-degree rotatable, backlit screen lets you read it from any angle without bending over the bed.\u003c\/p\u003e\n\n\u003cp\u003eThe pH and moisture are measured directly; aim for a pH of 6.0 to 7.0, the zone where most nutrients stay available and plants avoid lockout. The fertility figure is a directional read of overall nutrient and salt level, useful for spotting when your soil is thin or building up, not an exact nutrient number.\u003c\/p\u003e\n\n\u003ch2\u003eHow to read it\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003epH\u003c\/strong\u003e — target 6.0 to 7.0; see our \u003ca href=\"https:\/\/www.yieryi.com\/collections\/soil-ph-testing\"\u003esoil pH meters\u003c\/a\u003e for adjusting it.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFertility\u003c\/strong\u003e — a directional gauge; for salt read precisely, use a \u003ca href=\"https:\/\/www.yieryi.com\/products\/soil-ec-meter-conductivity-tester\"\u003esoil EC meter\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMoisture and light\u003c\/strong\u003e — water by the moisture reading, and check a spot gets enough light.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWant actual N, P, K trends instead of overall fertility? See our \u003ca href=\"https:\/\/www.yieryi.com\/products\/npk-soil-tester\"\u003eNPK soil tester\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch2\u003eWhy Yieryi\u003c\/h2\u003e\n\u003cp\u003eYieryi has built pH, EC, and TDS meters for more than ten years. A 6-in-1 is about convenience, and we are honest about which readings are measured and which are a directional guide.\u003c\/p\u003e","brand":"Yieryi Meter","offers":[{"title":"Default Title","offer_id":55222317809832,"sku":"YY-1105","price":60.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1988\/7016\/files\/logo.jpg?v=1769681809"},{"product_id":"professional-6-in-1-digital-soil-npk-nutrient-tester","title":"6 in 1 Soil NPK Nutrient Tester","description":"\u003cstyle\u003e\n.yieryi-desc table{border-collapse:collapse;width:100%;margin:1em 0}\n.yieryi-desc th,.yieryi-desc td{border:1px solid #ddd;padding:8px;text-align:left;vertical-align:top}\n.yieryi-desc th{background:#f6f6f6}\n.yieryi-desc h2{margin-top:1.4em}\n\u003c\/style\u003e\n\u003cdiv class=\"yieryi-desc\"\u003e\n\u003cp\u003eThis 6-in-1 tester focuses on nutrients: it reads nitrogen (N), phosphorus (P), and potassium (K) along with moisture and temperature, and grades your soil from Deficient to Rich so a reading turns into a feeding decision. Push the dual stainless probes into moist soil and read the values.\u003c\/p\u003e\n\u003cp\u003eOne honest point: the N, P, and K figures are \u003cstrong\u003eestimated from soil conductivity\u003c\/strong\u003e, so read them as a direction, not a lab measurement. They are great for spotting when a nutrient is running low and for tracking whether feeding worked. \u003cmeta charset=\"utf-8\"\u003eUse the NPK values as directional estimates and compare changes over time under similar soil conditions. Do not treat one handheld reading as a universal fertilizer threshold.\u003c\/p\u003e\n\u003ch2\u003eHow to use the readings\u003c\/h2\u003e\n\u003cp\u003eRead NPK as low, medium, or high trends and feed the nutrient that is running low. It also tracks moisture, so you know when to water, and temperature, which matters for germination. If you want pH and light too, see our \u003ca href=\"\/products\/soil-ph-meter-6-in-1\"\u003e6 in 1 soil pH meter\u003c\/a\u003e; for a simpler nutrients-only tool, the \u003ca href=\"\/products\/npk-soil-tester\"\u003eNPK soil tester\u003c\/a\u003e focuses on N, P, and K.\u003c\/p\u003e\n\u003ch2\u003eWhy Yieryi\u003c\/h2\u003e\n\u003cp\u003eYieryi has built pH, EC, and TDS meters for more than ten years. A handheld nutrient tester is for trends and timing, not lab-grade numbers, and being straight about that is the point.\u003c\/p\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it really measure NPK precisely?\u003c\/strong\u003e\u003cbr\u003eIt estimates NPK from conductivity—a directional reference, not a lab measurement. Use it for trends; for exact figures, send a sample to a lab.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy am I getting a \"0\" reading?\u003c\/strong\u003e\u003cbr\u003eUsually the soil is too dry. Keep it slightly moist (about 40 to 70%) so the dual probes make good contact; avoid loose media like coco fiber or sand.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use it in water or hydroponics?\u003c\/strong\u003e\u003cbr\u003eNo—it is made for natural, organic, and mixed plant soils. Liquids give unreliable readings and shorten probe life.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Yieryi Meter","offers":[{"title":"Default Title","offer_id":55245777141928,"sku":"YY-1104","price":75.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1988\/7016\/files\/soilNPKtester.jpg?v=1770621521"},{"product_id":"8-in-1-smart-soil-sensor-rs485-modbus","title":"8 in 1 RS485 Soil Sensor with Modbus RTU","description":"\u003cp\u003eAn RS485 soil sensor outputs readings over Modbus RTU, so a controller or datalogger reads the soil directly instead of a person reading a screen.\u003c\/p\u003e\n\n\u003cp\u003eEight channels: nitrogen, phosphorus, potassium, pH, electrical conductivity, moisture, salinity and soil temperature.\u003c\/p\u003e\n\n\u003cp\u003eThis is not a standalone handheld meter. It requires an external DC power supply, an RS485 connection and a compatible Modbus RTU master device.\u003c\/p\u003e\n\n\u003cp\u003eOn data quality: pH, EC, moisture and temperature are sensor readings, and accuracy is affected by installation depth, soil contact, moisture distribution and soil composition. The nitrogen, phosphorus and potassium channels are derived from conductivity rather than measured chemically, which makes them suitable for trend logging rather than as absolute nutrient values.\u003c\/p\u003e\n\n\u003cp\u003eFor register maps, wiring details, volume requirements or lead times, \u003ca href=\"https:\/\/www.yieryi.com\/pages\/contact\"\u003econtact us\u003c\/a\u003e directly.\u003c\/p\u003e","brand":"Yieryi Meter","offers":[{"title":"Default Title","offer_id":55251077136552,"sku":"THE01888S-RS485","price":85.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1988\/7016\/files\/3_59fe3e2d-b452-48a2-9302-82a4c5e8ed8c.jpg?v=1786356883"},{"product_id":"solar-wifi-smart-water-timer","title":"Solar WiFi Smart Water Timer","description":"\u003cp data-path-to-node=\"7\"\u003e\u003cb data-path-to-node=\"7\" data-index-in-node=\"0\"\u003eTotal Control Over Every Drop: The Ultimate Precision Water Timer\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"8\"\u003eStop guessing how much water your garden needs. The \u003cb data-path-to-node=\"8\" data-index-in-node=\"52\"\u003eYG-333 Smart Controller\u003c\/b\u003e combines advanced scheduling with precise volume measurement, allowing you to automate your irrigation by both \u003cb data-path-to-node=\"8\" data-index-in-node=\"187\"\u003etime\u003c\/b\u003e and \u003cb data-path-to-node=\"8\" data-index-in-node=\"196\"\u003eexact liters\u003c\/b\u003e, significantly reducing water waste and lowering your utility bills.\u003c\/p\u003e\n\u003ch3 data-path-to-node=\"9\"\u003e\u003cb data-path-to-node=\"9\" data-index-in-node=\"0\"\u003eEfficiency-First Features:\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul data-path-to-node=\"10\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,0,0\"\u003e\u003cb data-path-to-node=\"10,0,0\" data-index-in-node=\"0\"\u003eQuantitative \u0026amp; Timed Watering:\u003c\/b\u003e Choose between \"Timed Mode\" for specific durations or \"Volume Mode\" to deliver an exact amount of water (e.g., 5L per session). Perfect for sensitive plants that require precise moisture levels.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,1,0\"\u003e\u003cb data-path-to-node=\"10,1,0\" data-index-in-node=\"0\"\u003eSmart Water Tracking:\u003c\/b\u003e View real-time water consumption statistics on your phone. Monitor daily, monthly, and annual usage to identify saving opportunities and prevent over-watering.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,2,0\"\u003e\u003cb data-path-to-node=\"10,2,0\" data-index-in-node=\"0\"\u003eSolar-Powered Reliability:\u003c\/b\u003e The adjustable solar panel powers the internal rechargeable battery, ensuring your schedule never fails. Includes a Type-C backup port for overcast seasons.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,3,0\"\u003e\u003cb data-path-to-node=\"10,3,0\" data-index-in-node=\"0\"\u003eIntelligent Rain Delay:\u003c\/b\u003e A built-in sensor detects rainfall and automatically suspends your schedule, ensuring you never waste water (or money) by watering during a storm.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,4,0\"\u003e\u003cb data-path-to-node=\"10,4,0\" data-index-in-node=\"0\"\u003eDurable \u0026amp; Easy Setup:\u003c\/b\u003e Featuring a premium 3\/4-inch metal threaded connection and an integrated filter to block debris. Install in minutes and control from anywhere via 2.4GHz WiFi.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yieryi Meter","offers":[{"title":"UK Standard","offer_id":55322916290728,"sku":"YG-333","price":83.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1988\/7016\/files\/5_e6f147ba-e4f5-4055-90e9-a35dfb536b68.jpg?v=1773285699"},{"product_id":"home-water-distiller-4l-750w","title":"4L Countertop Water Distiller","description":"\u003cp\u003eA countertop distiller that boils water and condenses the steam to prepare distilled water at home.\u003c\/p\u003e\n\n\u003cp\u003eDistillation removes dissolved minerals and many non-volatile impurities by separating steam from the boiling chamber. It should not be presented as removing every possible contaminant — performance depends on the substance and on the design of the unit. People who want to retain dissolved minerals may prefer a treatment method designed for that purpose.\u003c\/p\u003e\n\n\u003cp\u003eDistilled water can also be re-contaminated by an unclean collection container or poor storage, so keep the chamber and the container clean.\u003c\/p\u003e","brand":"Yieryi Meter","offers":[{"title":"Default Title","offer_id":55354227196072,"sku":"K40107","price":332.58,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1988\/7016\/files\/K40107-4.png?v=1774249974"},{"product_id":"smart-wireless-water-timer-with-rf433-for-3-zone-garden-irrigation","title":"3 Zone Wireless Water Timer RF433","description":"\u003cp\u003eA three zone garden water timer that uses RF433 wireless communication.\u003c\/p\u003e\n\n\u003cp\u003eThree zones allow one timer to serve multiple watering areas.\u003c\/p\u003e","brand":"Yieryi Meter","offers":[{"title":"Default Title","offer_id":55361057423528,"sku":"YG-638","price":110.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1988\/7016\/files\/5_1c000740-7d26-4522-8147-80053af383e7.jpg?v=1774409655"},{"product_id":"8-in-1-soil-tester-for-plants-with-ph-moisture-and-npk-monitoring","title":"8 in 1 Soil Tester for Plants with NPK | Yieryi","description":"\u003cstyle\u003e\n.yieryi-desc table{border-collapse:collapse;width:100%;margin:1em 0}\n.yieryi-desc th,.yieryi-desc td{border:1px solid #ddd;padding:8px;text-align:left;vertical-align:top}\n.yieryi-desc th{background:#f6f6f6}\n.yieryi-desc h2{margin-top:1.4em}\n\u003c\/style\u003e\n\u003cdiv class=\"yieryi-desc\"\u003e\n\u003cp\u003eThis 8-in-1 soil tester for plants reads pH, moisture, EC, temperature, light, and an NPK estimate, and sends the data to your phone. Unlike USB-only probes, it works with both iPhone and Android, so most gardeners can use it out of the box.\u003c\/p\u003e\n\u003cp\u003eRead it as a screening tool. The pH, moisture, and EC are measured directly, while the \u003cstrong\u003eNPK figures are estimated from conductivity\u003c\/strong\u003e—a useful direction for spotting when a nutrient runs low, not a lab-exact number. We would rather tell you that than let you trust a figure too far.\u003c\/p\u003e\n\u003ch2\u003eHow to use the readings\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003epH\u003c\/strong\u003e — target 6.0 to 7.0 for most plants; see our \u003ca href=\"\/collections\/soil-ph-testing\"\u003esoil pH meters\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMoisture\u003c\/strong\u003e — water when dry, hold off when wet.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEC\u003c\/strong\u003e — rising EC means salt is building up; for a precise EC reading use a dedicated \u003ca href=\"\/products\/soil-ec-meter-conductivity-tester\"\u003esoil EC meter\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNPK\u003c\/strong\u003e — read as low, medium, or high trends. If you only need nutrients, our \u003ca href=\"\/products\/npk-soil-tester\"\u003eNPK soil tester\u003c\/a\u003e focuses on that.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Yieryi\u003c\/h2\u003e\n\u003cp\u003eYieryi builds pH, EC, and TDS meters, and has for over ten years. That background is why we are clear about which readings are measured and which are estimated, so you know how far to trust each one.\u003c\/p\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it work with an iPhone?\u003c\/strong\u003e\u003cbr\u003eYes. It connects to iPhone over Bluetooth (the sensor still needs USB power during use) and to Android by direct USB connection. \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the NPK reading lab-accurate?\u003c\/strong\u003e\u003cbr\u003eNo—it is estimated from conductivity, meant for tracking trends, not exact nutrient values.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it need batteries?\u003c\/strong\u003e\u003cbr\u003eNo—it's powered directly through USB, from your phone or a compatible USB power source.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Yieryi Meter","offers":[{"title":"Default Title","offer_id":55504073228456,"sku":"THE01999P","price":93.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1988\/7016\/files\/NPKsoiltester.jpg?v=1778146309"},{"product_id":"3-zone-smart-wifi-water-timer-rf-gateway","title":"3 Zone Smart WiFi Water Timer with App Control and RF Gateway","description":"\u003ch2 data-section-id=\"1omn1j9\" data-start=\"541\" data-end=\"570\"\u003eSmart Irrigation Made Easy\u003c\/h2\u003e\n\u003cp data-start=\"572\" data-end=\"874\"\u003eTake full control of your garden watering schedule with the \u003cstrong data-start=\"632\" data-end=\"665\"\u003e3 Zone Smart WiFi Water Timer\u003c\/strong\u003e. Designed for lawns, gardens, greenhouses, flower beds, and drip irrigation systems, this intelligent irrigation controller allows you to manage three independent watering zones directly from your smartphone.\u003c\/p\u003e\n\u003cp data-start=\"876\" data-end=\"1103\"\u003eUsing advanced \u003cstrong data-start=\"891\" data-end=\"918\"\u003e433MHz RF communication\u003c\/strong\u003e and a dedicated \u003cstrong data-start=\"935\" data-end=\"951\"\u003eWiFi Gateway\u003c\/strong\u003e, the system provides reliable long-range connectivity up to 300 meters in open areas, ensuring stable control even in large gardens and outdoor spaces.\u003c\/p\u003e","brand":"Yieryi Meter","offers":[{"title":"Default Title","offer_id":55586515779752,"sku":"YG-658","price":105.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1988\/7016\/files\/36911c0904db1d481a24384dac5a57ea_b2a4a052-8fcc-4b33-a237-4b2830a71f0f.jpg?v=1780560994"},{"product_id":"yieryi-9-in-1-digital-soil-tester-with-npk-ph-ec-moisture","title":"9 in 1 Digital Soil Tester","description":"\u003cp\u003eThis 9-in-1 digital soil tester measures nitrogen, phosphorus, potassium, pH, EC, moisture, temperature, salinity and fertility in one device. It is designed for routine soil monitoring in gardens, greenhouses, lawns, orchards and potted plants.\u003c\/p\u003e\n\u003cp\u003eCompare multiple soil readings together to better understand watering, fertilizing and general soil conditions. \u003cmeta charset=\"utf-8\"\u003eIf pH is your main concern, compare our full range of \u003ca href=\"https:\/\/www.yieryi.com\/collections\/soil-ph-testing\" target=\"_blank\" title=\"soil pH meters\" rel=\"noopener\"\u003e\u003cstrong\u003esoil pH meters\u003c\/strong\u003e\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003epH, EC, moisture and temperature are sensor readings and should be interpreted according to the stated specifications and correct operating method.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e9 soil parameters in one tester\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSplit-type probe design\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eClear digital display\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eManual and automatic measurement modes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStores up to 12 sets of data\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRechargeable Type-C design\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSuitable For\u003c\/h3\u003e\n\u003cp\u003eVegetable gardens, flower beds, raised beds, greenhouses, orchards, lawns, farms and potted plants.\u003c\/p\u003e\n\u003cp\u003eNew to conductivity readings? Learn \u003cstrong\u003e\u003ca href=\"https:\/\/www.yieryi.com\/blogs\/news\/what-is-soil-ec\" rel=\"noopener\" target=\"_blank\"\u003ewhat soil EC means\u003c\/a\u003e\u003ca href=\"https:\/\/www.yieryi.com\/blogs\/news\/what-is-soil-ec\"\u003e\u003c\/a\u003e\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eIf pH is your main concern, explore our \u003cstrong\u003e\u003ca href=\"https:\/\/www.yieryi.com\/collections\/soil-ph-testing\"\u003esoil pH meters\u003c\/a\u003e\u003c\/strong\u003e.\u003c\/p\u003e","brand":"Yieryi Meter","offers":[{"title":"Default Title","offer_id":55784931885224,"sku":"YG-09S","price":135.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1988\/7016\/files\/4-1.jpg?v=1784797389"},{"product_id":"products-digital-grain-moisture-meter","title":"Digital Grain Moisture Meter - Long Probe for 14 Crops","description":"\u003cp\u003eMeasure crop moisture quickly and accurately with this\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eDigital Grain Moisture Meter\u003c\/strong\u003e, designed for farmers, grain buyers, storage managers, and agricultural professionals. Equipped with a long metal probe and clear LCD backlit display, this portable\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003egrain moisture tester\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ehelps you check moisture levels in corn, wheat, rice, soybeans, barley, sorghum, rapeseed and more crops before storage, trading, drying, or processing.\u003c\/p\u003e\n\u003cp\u003eThe durable probe reaches deep into grain bags, piles, and containers, allowing fast on-site testing without complicated operation. With adjustable deviation calibration, voice announcements, limit alarm setting, and a compact handheld design, this\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ecrop moisture meter\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a practical tool for improving grain quality control and reducing storage risks caused by excessive moisture.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAccurate Grain Moisture Testing\u003c\/strong\u003e\u003cbr\u003eQuickly measures moisture content for multiple grains and seeds, helping prevent mold, spoilage, and storage loss.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSupports 14 Crop Types\u003c\/strong\u003e\u003cbr\u003eSuitable for corn, wheat, rice, soybean, barley, sorghum, rapeseed and other common agricultural crops.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLong Metal Probe Design\u003c\/strong\u003e\u003cbr\u003eDurable probe allows deeper insertion into grain bags, sacks, storage bins, and bulk grain piles.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLCD Backlit Display\u003c\/strong\u003e\u003cbr\u003eLarge digital screen makes readings easy to see, even in low-light environments.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eVoice Announcement Function\u003c\/strong\u003e\u003cbr\u003eBuilt-in voice prompts make the measurement process more convenient for field use.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAdjustable Calibration Deviation\u003c\/strong\u003e\u003cbr\u003eSupports moisture deviation adjustment to improve testing accuracy based on different crop conditions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLimit Alarm Setting\u003c\/strong\u003e\u003cbr\u003eSet moisture warning limits to quickly identify grain that exceeds safe storage levels.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePortable \u0026amp; Easy to Use\u003c\/strong\u003e\u003cbr\u003eLightweight handheld design, ideal for farms, grain warehouses, markets, and agricultural testing.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yieryi Meter","offers":[{"title":"Default Title","offer_id":67677115613352,"sku":"YY-1011","price":50.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1988\/7016\/files\/2_24084232-ef66-48d3-a178-c46fce0907d0.jpg?v=1791884840"},{"product_id":"tk100w-sawdust-moisture-meter","title":"TK100W Sawdust Moisture Meter for Wood Chips","description":"\u003cp\u003eThe TK100W sawdust moisture meter is a handheld moisture testing tool for wood-based and biomass materials. It is suitable for checking moisture content in sawdust, wood shavings, wood chips, biomass pellets, charcoal raw materials, compressed board materials, mosquito coil raw materials and edible mushroom cultivation substrate.\u003c\/p\u003e\n\u003cp\u003eDesigned with dual stainless steel probes and a high-sensitivity sensor, the TK100W allows users to insert the probes directly into the material for quick on-site moisture readings. The LCD display provides clear results, while the portable handle design makes the tester convenient to use in workshops, warehouses, farms and processing sites.\u003c\/p\u003e\n\u003cp\u003eThis sawdust moisture tester is a practical tool for material storage control, production preparation and daily quality checking. 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