**Soil Moisture Meter, 3-in-1 pH TDS EC Tester for Plants - ABS Digital Soil Tester for Garden, Lawn, Farm & Indoor/Outdoor Use** **使用场景:** Perfect for monitoring soil health in gardens, lawns, farms, potted plants, and hydroponics systems.

Feature:1. Easy to use, the soil tester does not require a power source, and it can be used with batteries (Battery Not Included).2. Multi‑function, it can measure the humidity of the soil \ PH degree \ the of sunlight required for photosynthesis of plants.3. The measurement data is accurate, the PH pen measurement accuracy is up to 0.01pH, and the accuracy is ±0.01pH.4. Easy to use, the tester has a fast responding speed, and has a calibration function, which is convenient to use.5. It is small and portable, small in size and light in weight, which is very convenient to carry out and measure and use.How to Use:Specification:Item Type: Soil TesterMaterial: ABSpH Meter Battery: 1.5V 2xLR44 (not included)TDS&EC Pen Battery: 3V 1xCR2032 (not included)Purpose: Test the pH of horticultural soil moistureSoil Meter: pH value of soil pH＜4.5 Very strong acid4.5—5.5 Strong acid5.5—6.5 Acidity6.5—7.5 Neutral7.5—8.5 Alkaline8.5—9.5 Strong alkaline＞9.5 Very strong alkalineTDS&EC pen:Electrical Conductivity: 0-9999us/cmDegrees Celsius: 0.1-80.0°CFahrenheit: 32.0-176.0℉TDS: 0-9999ppmAccuracy: ±2%pH pen:Range: 0.00-14.00pHAccuracy: 0.01pHAccuracy: ±0.01pHWorking temperature: 0℃-60℃How to Use:1. When measuring the pH and humidity of the soil, first insert the probe into the soil as deeply as possible. (10CM has been uploaded)2. Move the button on the pen to MOIST, MOIST is the moisture button, the corresponding table is MOIST, DRY is dry, WET is wet, the value 1-3