1、Insert directly into the soil to measure soil humidity, easy and convenient to use. 2、Our premium soil tester helps you keep your soil in order to keep your garden or lawn in top condition, saving you valuable time. 3、Suitable for gardens, lawns, farms, indoor and outdoor plants, fruits, herbs, vegetables, flowers, grass, trees, shrubs, etc. 4、No need battery, by inserting the probe into the soil, it is very convenient to use, wait several seconds for more accurate and stable reading. 5、When measuring soil moisture, insert the probe as deep as possible into the soil first, leaving about 1 cm above the probe. Features: 1. Insert directly into the soil to measure soil humidity, easy and convenient to use. 2. Our premium soil tester helps you keep your soil in order to keep your garden or lawn in top condition, saving you valuable time.    3. Suitable for gardens, lawns, farms, indoor and outdoor plants, fruits, herbs, vegetables, flowers, grass, trees, shrubs, etc.  4. No need battery, by inserting the probe into the soil, it is very convenient to use, wait several seconds for more accurate and stable reading. 5. When measuring soil moisture, insert the probe as deep as possible into the soil first, leaving about 1 cm above the probe. 6. The values 1-3(red part) indicate that water needs to be watered, 4-7(green part) is appropriate, please adjust the watering time according to the variety of plants, 8-10(blue part) indicates that it is too wet.  Specification:  Item Type: Humidity Teter Material: Plastic+Glass   Length: Approx. 27cm / 10.6in Weight: Approx. 69g / 2.43oz Package List:  1 x Humidity Teter Usage: Step 1: Insert the probe into the root level. Step 2: Pay attention to moisture levels and water if necessary. Step 3: Remove the probe from the soil and wipe it clean after each use. Store in a dry place. Note: 1. Do not touch the stone when inserting the electrode, do not use too hard, or it will easily hurt the electrode. 2. Can not be inserted in the soil for a long time to use, in order to avoid damage.