Soil NPK Meter

$111.25 $52.88 SAVE 52%
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Description

The Soil NPK Meter is designed for precise measurement of nitrogen (N), phosphorus (P), and potassium (K) levels in soil, along with temperature. Featuring a dual-needle probe, high-definition LCD with backlight, simple two-button operation, and automatic shut-off, it's ideal for gardens, potted plants, orchards, nurseries, greenhouses, and agricultural farming.

Specs
  • Measurement Ranges:
    NPK (Nitrogen, Phosphorus, Potassium): 0 - 1999 mg/kg
    Temperature: 0°C - 60°C (32°F - 140°F)
  • Display: LCD with backlight (simultaneous NPK and temperature display)
  • Probe: Dual-needle, metal protective coating, 80-130 mm insertion depth
  • Power: 3 x 1.5V AAA batteries
  • Auto Power-Off: 30 seconds
  • Product Dimensions: 268 x 58 x 31 mm
  • Weight: 158 g (including packaging)
Applications
  1. Gardening
  2. Orchards
  3. Potted plants
  4. Seedling cultivation
  5. Greenhouse planting
  6. Agricultural farming
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:$320.99 $170.74

Precise NPK and Temperature Measurement for Optimal Plant Growth

Accurately measures essential soil nutrients (nitrogen, phosphorus, and potassium) and temperature, providing valuable data for nutrient management and healthy plant growth.

Easy-to-Use Interface with Clear LCD and Dual-Needle Probe

The simple two-button operation, high-definition LCD with backlight, and dual-needle probe ensure easy operation and accurate soil analysis.

Portable and Durable Design with Automatic Power-Off

The compact and lightweight design, combined with a metal protective coating on the probes and automatic shut-off feature, makes this tester portable, durable, and energy-efficient. Includes a reference chart for optimal NPK levels.

Growing In Action

FAQ

What is an NPK soil tester and why do I need it?

An NPK soil tester measures the levels of Nitrogen (N), Phosphorus (P), and Potassium (K) in your soil, along with temperature and sometimes pH. This helps you know exactly what nutrients your plants need, preventing over-fertilization and boosting healthy growth.

How accurate is this soil nutrient meter?

The digital sensor provides highly accurate readings for NPK within 0–1999 mg/kg, giving you reliable data for gardening, farming, or indoor plants. It ensures you apply the right fertilizer at the right time.

Can I use this soil tester for indoor plants?

Yes! It’s perfect for both indoor potted plants and outdoor gardens. For houseplants, it helps you monitor soil fertility and temperature, preventing common issues like yellow leaves or stunted growth.

What is the ideal soil temperature for plants?

Most vegetables and flowers thrive in soil temperatures between 18°C–26°C (65°F–78°F). The built-in thermometer helps you keep soil in the optimal range for faster germination and stronger roots.

Does the NPK tester require batteries?

Yes, it runs on 3 AAA batteries and features an automatic shut-off after 30 seconds to save power, making it convenient and long-lasting.

Can this soil tester be used for farming or greenhouse crops?

Absolutely. It’s designed for home gardeners, greenhouse growers, and small-scale farmers who want precise soil data to maximize crop yields and reduce fertilizer waste.

High Accuracy Readings

Ensure precise and consistent measurements for reliable results in every application from agriculture.

Durable & Reliable Design

Built with high-quality materials, our pH meters are designed to withstand rigorous use, offering long-lasting performance you can trust.

User-Friendly Interface

Automate your garden with precise watering schedules, ensuring plants get the right amount of water without waste.