Digital 3-in-1 Soil NPK Tester – Quick & Accurate Nutrient Analysis

$399.80 $179.88 SAVE 55%
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Description

Boost Your Plant Growth with Precise Digital 3-in-1 Soil NPK Tester!

Our 3-in-1 Digital Soil Tester quickly measures Nitrogen (N), Phosphorus (P), and Potassium (K) levels, helping you optimize soil fertility for gardening, farming, and greenhouse cultivation.

Why Choose This Soil Tester?

✔ Instant & Accurate Readings – Quickly check NPK levels to improve soil health.
✔ Large LCD Display – Clear digital readout with temperature measurement.
✔ Wide Application – Ideal for gardens, farms, nurseries, and greenhouses.
✔ Easy to Use – Insert into the soil and get instant results.
✔ Battery Powered & Portable – Lightweight design with automatic shut-off.

Perfect for home gardeners, farmers, and plant lovers! Ensure your crops and plants get the right nutrients for optimal growth.

Specs
  • Measurement Ranges:
    pH: 0.01 - 14.00
    TDS (Total Dissolved Solids): 0 - 10,000 ppm (10.1 - 200.0 ppt)
    Salinity: 0.01% - 25.00% (0 - 10,000 ppm, 10.1 - 200.0 ppt)
    EC (Electrical Conductivity): 0 - 10,000 µS/cm; 0.01 - 19.99 mS/cm; 20.1 - 400.0 mS/cm
    Temperature: 0.01°C - 60.0°C (32.0°F - 140.0°F)
  • Temperature Compensation (ATC): Yes
  • Display: HD LCD Backlit Display
  • Probe: High-precision probe with anti-jamming chip
  • Protection: Waterproof and dustproof
  • Impurities Detected: Dissolved salts, ionic organic compounds, heavy metal ions
Applications
  1. Healthy drinking water testing
  2. Aquariums
  3. Swimming pools
  4. Hydroponics
  5. Food and beverage testing
Shipping & Returns

Shipping Policy

  • Orders are processed within 1-2 business days (excluding weekends and holidays).
  • Free shipping is available for the United States, select European countries, and various Asian regions, with a delivery timeframe of 7-20 business days.
  • Duties and taxes are not included and will be collected by the carrier at delivery.
  • Upon shipment, you’ll receive a tracking number via email for real-time updates.

Return Policy

  • We offer a 7-day return policy, starting from the day you receive your item.
  • Items must be unused, in their original condition with tags and packaging, and accompanied by proof of purchase.

Shipping Costs for Returns:

  • Quality Issues: We cover the return shipping costs.
  • Personal Reasons: Customers cover the return shipping costs.

Non-Returnable Items:

  • Used or worn products.
  • Sale/discounted/promotional items.
  • Gift cards.

Refund Process:

  • Refunds will be processed through your original payment method within 5-8 business days after approval.

Frequently Bought Together

Total price:$894.80 $389.52

Why Is It Necessary To Accurately Detect Soil NPK?

Perfect Nitrogen Control for Thriving Leafy Greens

Maintaining the right nitrogen balance is key to lush, green crops without the risk of yellowing or burnt leaves. This digital soil tester gives growers real-time accuracy (0–1999 mg/kg) to avoid nutrient stress that leads to weak growth or wasted fertilizer. Ideal nitrogen levels for leafy vegetables like cabbage and lettuce are typically around 150–250 mg/kg, ensuring strong chlorophyll production and crisp harvests. A simple tool for growers who want consistent yields and eco-friendly nutrient use.

Phosphorus Balance Made Simple for Strong Root Growth

Root strength and early plant vigor depend on proper phosphorus management, and this soil meter makes it effortless to prevent stunted seedlings or nutrient toxicity. For crops such as corn or cereals, the best phosphorus range is usually 40–80 mg/kg, promoting healthy development and maximum productivity.

Accurate Potassium Monitoring for Juicy, Healthy Fruits

Potassium drives fruit quality, sugar accumulation, and disease resistance, but too little or too much can ruin the harvest. The handheld tester measures potassium from 0–1999 mg/kg, letting farmers protect yield and flavor without trial-and-error. Tomatoes and other fruiting crops thrive when potassium levels are maintained between 150–250 mg/kg, giving vibrant growth and uniform fruiting.

How To Use The Soil NPK Meter

They Are All Using

Growing In Action

Warranty & Returns

Enjoy a 1-year warranty and 30-day hassle-free returns for peace of mind.

Direct Support

Get direct assistance through our dedicated brand email customer support.

Safety Certified

Complies with CE & RoHS safety and environmental standards.

Complete Documentation

Each purchase includes a detailed user manual and a warranty card.

Q & A

Why is pH Important in Water Quality Testing?

Yes, the product is pre-calibrated at the factory and can be used for direct soil measurement right out of the box using the Quick Measurement Method: simply turn it on, insert the probe vertically into moist soil, wait for the reading to stabilize, and take measurements at multiple points for an average value.

What is the difference between Quick Measurement and Precision Measurement?

Quick Measurement: Directly insert the probe into natural soil. Ideal for quick, in-field estimates.

Precision Measurement: Requires mixing soil with water in a 2:1 ratio (soil:water), then inserting the probe halfway into the slurry. Wait 5 seconds for a reading. This method offers higher accuracy and is recommended for detailed analysis.

How do I maintain and clean the probe?

After each use, gently clean the metal probe with a soft cloth and water to remove soil and moisture. Avoid abrasive materials. Proper cleaning prevents rust and corrosion, ensuring long-term accuracy.

What is the measuring range for N, P, and K?

The tester measures each nutrient in the range of 0–1999 mg/kg. It also measures temperature in both Celsius (-30°C to 80°C) and Fahrenheit (-22°F to 176°F).

Does the device support temperature compensation?

Yes, it features automatic temperature compensation, which helps improve reading accuracy across different environmental conditions.

What batteries does it use, and are the electrodes replaceable?

The device runs on 3 × 1.5V button cell batteries. The electrodes are replaceable, which extends the life of the tester and maintains measurement consistency over time.

Home Gardening

Easily check soil nutrients and moisture to grow healthier plants, stronger roots, and greener leaves in your own backyard.

Greenhouse & Farms

Monitor soil conditions in real time to boost crop yields, improve quality, and maintain balanced nutrients for sustainable farming.

Smart Irrigation

Automate watering schedules with precision to save water, reduce costs, and keep plants thriving all season long.