Reliable and Accurate: High quality detection probe ensures accurate and instant test results. Perfect for indoor or outdoor use. Easy to Read: Large and clear dial, including ten scales, plug and read. How to Use - Simply insert the moisture meter into the soil and you will instantly get the test result. Help your plants grow healthy and strong. Less Harm: Single probe, no root fault, do not determine too much soil after testing. Important Tips --1. Do not use it to test very hard soil 2. Never use it to test liquid, including water. Designed for testing soil only. 3. Please clean the probe after use. Easy to Use: Insert the meter probe at the root level of plants. Note the moisture level in the dial which has ten scales. Remove the probe from the soil and wipe clean after each use. Tips: Avoid hard stones when inserting the probe as they may damage the probe. Never put this meter in water. For very loose soil, the reading may be inaccurate Do not leave in soil for more than 1 hour to use Features 1. Easy to read levels 2. No batteries required 3. Indoor/Outdoor 4. Color coded reading system 5. For most plants Package includes 1 x meter Moisture sensor becomeveryrich