ACCURATE & RELIABLE: The soil moisture meter can get the results accurately and quickly, You can determine the exact amount of water your plants need, and avoid over or under-watering. Less hurts: Single probe design is less harmful to roots, don't worry dig up soil after testing. How to Use: Simply insert the soil moisture meter into the soil to obtain test results immediately. The large and clear dial is easy to read and use without a battery. EXQUISITE GARDENING GIFTS: Looking for plant-lover gifts? The moisture meter is a best plant gift for your friends, colleagues and families; it is the perfect tools for testing soil wet, and it is also a good helper to help you become a green thumb! IMPORTANT TIPS:1.Do not use in liquid as it will cause damage to the sensing probe. 2. Don't use it to test too-hard soil. 3. Wipe clean after each use, so as not to affect the accuracy of the next test.