{"title":"Home page","description":"","products":[{"product_id":"npk-soil-tester","title":"NPK Soil Tester Meter 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\n\u003cp\u003eAn NPK soil tester reads the three nutrients plants need most—nitrogen (N), phosphorus (P), and potassium (K)—plus soil temperature. This one gives you those readings in seconds from a dual-needle probe, so you can tell whether it's time to feed or hold off, without mailing a sample to a lab and waiting a week.\u003c\/p\u003e\n\n\u003cp\u003eRead it as a trend tool. The N, P, and K figures are a \u003cstrong\u003edirectional reference\u003c\/strong\u003e, not a lab measurement—useful for spotting when a nutrient is running low and tracking how your soil changes after you feed. For exact numbers you'd send a sample to a lab; for \"is my soil getting hungry, and is feeding working,\" this is faster and you can repeat it as often as you like.\u003c\/p\u003e\n\n\u003ch2\u003eWhat N, P, and K actually do\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNitrogen (N)\u003c\/strong\u003e drives green, leafy growth. Low N often shows as pale or yellowing older leaves.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePhosphorus (P)\u003c\/strong\u003e supports roots, flowers, and fruit. Low P can mean weak blooming and poor fruit set.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePotassium (K)\u003c\/strong\u003e builds overall hardiness—stems, disease resistance, and fruit quality.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIt comes with a reference chart for typical NPK levels, so a reading turns into a decision. It also reads soil temperature, which matters for germination and nutrient uptake.\u003c\/p\u003e\n\n\u003ch2\u003eWant pH and moisture too?\u003c\/h2\u003e\n\u003cp\u003eThis tool focuses on nutrients. If you want pH, moisture, and EC in one probe, see our \u003ca href=\"\/products\/8-in-1-npk-soil-sensor-probe-multi-parameter-tester-analyzer\"\u003e8-in-1 soil tester\u003c\/a\u003e (its NPK is estimated the same way). And to read salt and nutrient concentration directly, pair it with a \u003ca href=\"\/products\/soil-ec-meter-conductivity-tester\"\u003esoil EC meter\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch2\u003eWhy Yieryi\u003c\/h2\u003e\n\u003cp\u003eYieryi comes out of a measurement-instrument factory that's spent 10+ years building pH, EC, and TDS meters. We'll tell you straight: a handheld NPK tester is for trends and timing, not lab-grade numbers. A brand honest about what a tool can't do is worth trusting on what it can.\u003c\/p\u003e\n\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIs the NPK reading lab-accurate?\u003c\/strong\u003e\u003cbr\u003e\nNo—it's a directional reading meant for tracking trends and timing your feeding, not for exact lab figures. Use it to catch when a nutrient runs low and to check whether feeding is working.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat does it measure?\u003c\/strong\u003e\u003cbr\u003e\nNitrogen, phosphorus, potassium, and soil temperature, shown on a backlit LCD, with a reference chart for typical levels.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it need an app or batteries?\u003c\/strong\u003e\u003cbr\u003e\nNo app—it's a standalone meter with a two-button operation. It runs on 3 AAA batteries and shuts off automatically to save power.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use it indoors and out?\u003c\/strong\u003e\u003cbr\u003e\nYes—potted plants, gardens, orchards, nurseries, greenhouses, and farms. Insert the probe into moist soil at root depth and read.\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":"Portable analyser for dissolved oxygen, ammonia nitrogen and nitrite","description":"\u003ch3 data-section-id=\"ahf0th\" data-start=\"796\" data-end=\"898\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"800\" data-end=\"898\"\u003eAll-in-One Water Testing, Wherever You Need It: A Portable Multi-Parameter Water Quality Meter\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"900\" data-end=\"1217\"\u003eStop switching between separate testers and slow manual methods. This \u003cstrong data-start=\"970\" data-end=\"1002\"\u003eportable water quality meter\u003c\/strong\u003e combines \u003cstrong data-start=\"1012\" data-end=\"1079\"\u003epH, dissolved oxygen, ammonia, nitrite, and temperature testing\u003c\/strong\u003e in one handheld device, helping you monitor critical water conditions faster for aquaculture, wastewater, and on-site field applications.\u003c\/p\u003e\n\u003ch3 data-section-id=\"14x4c0r\" data-start=\"1219\" data-end=\"1253\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1223\" data-end=\"1253\"\u003eEfficiency-First Features:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1255\" data-end=\"1958\"\u003e\n\u003cli data-section-id=\"1p9ww6r\" data-start=\"1255\" data-end=\"1402\"\u003e\n\u003cstrong data-start=\"1257\" data-end=\"1290\"\u003e5-in-1 Water Quality Testing:\u003c\/strong\u003e Measure \u003cstrong data-start=\"1299\" data-end=\"1344\"\u003epH, DO, ammonia, nitrite, and temperature\u003c\/strong\u003e with one compact \u003cstrong data-start=\"1362\" data-end=\"1401\"\u003emulti-parameter water quality meter\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli data-section-id=\"bfobu1\" data-start=\"1403\" data-end=\"1546\"\u003e\n\u003cstrong data-start=\"1405\" data-end=\"1433\"\u003eQuick Optical Detection:\u003c\/strong\u003e High-precision optical indexing helps deliver faster, more stable readings for routine water quality monitoring.\u003c\/li\u003e\n\u003cli data-section-id=\"eiz0bk\" data-start=\"1547\" data-end=\"1692\"\u003e\n\u003cstrong data-start=\"1549\" data-end=\"1586\"\u003eBacklit Display \u0026amp; Easy Operation:\u003c\/strong\u003e The large screen and intuitive button layout make testing easier in both indoor and outdoor environments.\u003c\/li\u003e\n\u003cli data-section-id=\"1v0xp1t\" data-start=\"1693\" data-end=\"1830\"\u003e\n\u003cstrong data-start=\"1695\" data-end=\"1734\"\u003eAutomatic Temperature Compensation:\u003c\/strong\u003e Built-in ATC supports more consistent measurement performance across changing water conditions.\u003c\/li\u003e\n\u003cli data-section-id=\"e5d6l7\" data-start=\"1831\" data-end=\"1958\"\u003e\n\u003cstrong data-start=\"1833\" data-end=\"1866\"\u003eData Storage \u0026amp; Auto Shut-Off:\u003c\/strong\u003e Save measurement records for later review and reduce battery waste with automatic shutdown.\u003c\/li\u003e\n\u003c\/ul\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":"digital-3-in-1-soil-npk-tester-quick-accurate-nutrient-analysis","title":"Digital 3-in-1 Soil NPK Tester – Quick \u0026 Accurate Nutrient Analysis","description":"\u003cp data-start=\"141\" data-end=\"206\"\u003e\u003cstrong data-start=\"141\" data-end=\"204\"\u003eBoost Your Plant Growth with Precise Digital 3-in-1 Soil NPK Tester!\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"208\" data-end=\"413\"\u003eOur \u003cstrong data-start=\"212\" data-end=\"242\"\u003e3-in-1 Digital Soil Tester\u003c\/strong\u003e quickly measures \u003cstrong data-start=\"260\" data-end=\"311\"\u003eNitrogen (N), Phosphorus (P), and Potassium (K)\u003c\/strong\u003e levels, helping you optimize soil fertility for \u003cstrong data-start=\"360\" data-end=\"410\"\u003egardening, farming, and greenhouse cultivation\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch4 data-start=\"415\" data-end=\"454\"\u003e\u003cstrong data-start=\"420\" data-end=\"452\"\u003eWhy Choose This Soil Tester?\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp data-start=\"455\" data-end=\"863\"\u003e✔ \u003cstrong data-start=\"457\" data-end=\"488\"\u003eInstant \u0026amp; Accurate Readings\u003c\/strong\u003e – Quickly check NPK levels to improve soil health.\u003cbr data-start=\"539\" data-end=\"542\"\u003e✔ \u003cstrong data-start=\"544\" data-end=\"565\"\u003eLarge LCD Display\u003c\/strong\u003e – Clear digital readout with \u003cstrong data-start=\"595\" data-end=\"622\"\u003etemperature measurement\u003c\/strong\u003e.\u003cbr data-start=\"623\" data-end=\"626\"\u003e✔ \u003cstrong data-start=\"628\" data-end=\"648\"\u003eWide Application\u003c\/strong\u003e – Ideal for \u003cstrong data-start=\"661\" data-end=\"707\"\u003egardens, farms, nurseries, and greenhouses\u003c\/strong\u003e.\u003cbr data-start=\"708\" data-end=\"711\"\u003e✔ \u003cstrong data-start=\"713\" data-end=\"728\" data-is-only-node=\"\"\u003eEasy to Use\u003c\/strong\u003e – Insert into the soil and get instant results.\u003cbr data-start=\"776\" data-end=\"779\"\u003e✔ \u003cstrong data-start=\"781\" data-end=\"811\"\u003eBattery Powered \u0026amp; Portable\u003c\/strong\u003e – Lightweight design with \u003cstrong data-start=\"838\" data-end=\"860\"\u003eautomatic shut-off\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"865\" data-end=\"998\"\u003e\u003cstrong data-start=\"865\" data-end=\"996\"\u003ePerfect for home gardeners, farmers, and plant lovers! Ensure your crops and plants get the right nutrients for optimal growth.\u003c\/strong\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":"drip-irrigation-kit-automatic-garden-watering-system","title":"Drip Irrigation Kit Automatic Garden Watering System","description":"\u003cp\u003eUpgrade your garden watering efficiency with this Drip Irrigation Kit, the perfect solution for home gardeners, urban vegetable growers, and greenhouse plant enthusiasts seeking water-saving, automated irrigation systems. Designed with a quick-connect system, this 243FT kit includes 1\/2\" main tubing, 1\/4\" distribution lines, adjustable vortex and stream emitters, and fine mist nozzles—allowing precision watering for everything from raised beds and potted plants to flower gardens, vegetable patches, and hanging baskets.\u003c\/p\u003e\n\u003cp\u003eWhether you’re looking for a DIY garden watering system, automatic plant watering system, or a micro drip irrigation solution, this all-in-one kit provides customizable flow control to suit different plant needs—drip, medium, or full spray. The UV-resistant, anti-aging PVC material ensures long-term durability even under intense sun exposure.\u003c\/p\u003e","brand":"Yieryi Meter","offers":[{"title":"Default Title","offer_id":52628645839016,"sku":"YG-Z001","price":29.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1988\/7016\/files\/DripIrrigationKit.jpg?v=1747819399"},{"product_id":"8-in-1-npk-soil-sensor-probe-multi-parameter-tester-analyzer","title":"8-in-1 NPK Soil Sensor Probe – Multi-Parameter Tester \u0026 Analyzer","description":"\u003cp data-start=\"211\" data-end=\"383\"\u003e\u003cstrong data-start=\"211\" data-end=\"383\"\u003eUnlock the secrets of your soil with this powerful 8-in-1 smart sensor, designed for gardeners, farmers, and plant lovers who want precise insights at their fingertips.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"385\" data-end=\"1185\"\u003e\n\u003cli data-start=\"385\" data-end=\"550\"\u003e\n\u003cp data-start=\"387\" data-end=\"550\"\u003e🌱 \u003cstrong data-start=\"390\" data-end=\"426\"\u003eComprehensive 8-in-1 Measurement\u003c\/strong\u003e – Monitor soil temperature, moisture, pH, EC, salinity, and NPK (Nitrogen, Phosphorus, Potassium) levels with one device.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"551\" data-end=\"709\"\u003e\n\u003cp data-start=\"553\" data-end=\"709\"\u003e📊 \u003cstrong data-start=\"556\" data-end=\"588\"\u003eReal-Time Data on Your Phone\u003c\/strong\u003e – Simply plug into your Android or HarmonyOS smartphone via USB, and track live soil data through the easy-to-use app.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"710\" data-end=\"884\"\u003e\n\u003cp data-start=\"712\" data-end=\"884\"\u003e💧 \u003cstrong data-start=\"715\" data-end=\"746\"\u003eAccurate \u0026amp; Reliable Results\u003c\/strong\u003e – High-precision stainless steel probes and advanced sensors ensure accurate readings, helping you optimize water and fertilizer usage.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"885\" data-end=\"1036\"\u003e\n\u003cp data-start=\"887\" data-end=\"1036\"\u003e⚡ \u003cstrong data-start=\"889\" data-end=\"913\"\u003eDurable \u0026amp; Waterproof\u003c\/strong\u003e – IP68-rated waterproof and anti-corrosion design allows long-term stable monitoring, even when buried directly in soil.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1037\" data-end=\"1185\"\u003e\n\u003cp data-start=\"1039\" data-end=\"1185\"\u003e📂 \u003cstrong data-start=\"1042\" data-end=\"1073\"\u003eSmart Data Storage \u0026amp; Export\u003c\/strong\u003e – Save and export soil data to your phone for easy analysis, reporting, or long-term tracking of soil health.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1187\" data-end=\"1352\"\u003ePerfect for \u003cstrong data-start=\"1199\" data-end=\"1270\"\u003egardeners, greenhouse growers, landscapers, and small-scale farmers\u003c\/strong\u003e who want to boost plant growth, save resources, and achieve healthier harvests.\u003c\/p\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":"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; 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