Features: 1.The soil PH value tester can quickly help you understand the soil condition, quickly help you professionally grasp when you need to water the plants, control the pH value in the soil. 2.The soil pH value tester observes soil fertility through soil pH. The speed and accuracy of detecting pH are high, easy to use, simple to operate, and reliable in quality. 3. The large display makes readings clearer and more convenient than ever before, this soil tester is easy to read data and easy to record. 4.The tester adopts a lightweight and portable design and does not require batteries; it is easy to operate and convenient for indoor and outdoor use. 5.An ideal soil testing tool kit for home gardening cultivation, flowers, vegetables, gardens, home potted plants, lawns and farms, meeting your soil testing needs. Using Method: 1. Measuring soil pH, as far as possible to probe deeply into the earth and probe the upper portion for about 1 cm. 2. On the table is 2.5-9 numerical, numerical 7 basic is neutral, the smaller the number shows that the greater the acidity, please adjust soil pH value according to plant varieties. 4. Please pay attention that insert electrodes without touching the stone, not too hard, otherwise easy to damage the electrode, clean electrode after use. Speciation: Material:Plastic Accuracy: About ±0.25 pH(20℃)±0.2 pH (Suitable for farm or education experiments) Working Temperature: About 0 - 50°C(32-122°F) Size: 11 x 6 x 3 cm / 4.33 x 2.36 x 1.18 inch (appr.) Probe Length: 16 cm / 6.30 inch (appr.) Package Included: 1 x Soil PH Level Tester Features 【Soil Tester】: The soil PH value tester can quickly help you understand the soil condition, quickly help you professionally grasp when you need to water the plants, control the pH value in the soil, and whether you need to extend the sunshine time and irradiation intensity. 【Easy to use】: The soil pH value tester observes soil fertility through soil pH. The speed and accuracy of detecting pH are high, easy to use, simple to operate, and reliable in quality. 【Easy to Read】: The large display makes readings clearer and more convenient than ever before, this soil tester is easy to read data and easy to record. 【Lightweight and Portable】: The tester adopts a lightweight and portable design and does not require batteries; it is easy to operate and convenient for indoor and outdoor use. 【Wide Applicability】: An ideal soil testing tool kit for home gardening cultivation, flowers, vegetables, gardens, home potted plants, lawns and farms, meeting your soil testing needs.