Features: 1. Sensitive: This PH tester uses a highly sensitive probe, you can measure the desired value by inserting the probe into the soil. 2. Easy to Use: This soil hygrometer needs no battery, just plug it in and it starts working to test the ph value of the soil. 3. Portable: Easy to carry and use outdoors. This detector is an ideal soil testing tool for home plants, gardens, lawns and farms. 4. Simple Operation: Simply insert the sensor probe about 2 inches to 4 inches into the soil to get the pH you want to measure. 5. Observation Method: After inserting the probe into the soil, the pointer in the middle indicates neutral soil (PH 4‑7), to the left indicates alkaline soil. and to the right is acidic soil. Specification: Item Type: Soil PH Tester Material: ABS Weight: Approx. 70g/2.5oz Size: Approx. 27cm/10.6in (height) Purpose: Soil detector Package List: 1 x Soil PH Tester Features Highly Sensitive Probe: Accurately measure soil pH levels by simply inserting the probe into the soil. Battery-Free Operation: No need for batteries, this soil hygrometer is ready to use as soon as it's plugged in, making it convenient and hassle-free. Portable Design: Lightweight and easy to carry, this detector is perfect for testing soil pH levels in home plants, gardens, lawns, and farms, both indoors and outdoors. Simple Operation: Easily measure pH levels by inserting the sensor probe 2-4 inches into the soil, providing quick and reliable results. Clear Observation: The middle pointer indicates neutral soil (PH 4‑7), while left indicates alkaline soil and right indicates acidic soil, allowing for easy interpretation of results.