The most common mistake in plant care is overwatering. Prevent this easy mistake, make your plants happier and your life easier with a soil moisture meter. No more guessing if your plant is ready for a drink or not. Jungle Club's 3-in-1 Soil Moisture Meter ensures the health and quality of your plants by helping you know when to water, the pH level and how much light your plant needs. To use, stick the probe 2-4 inches into the soil and adjust until the dial swings. After 10 minutes, note the moisture level in the dial. Remove and wipe clean after use. Comes in a Lagoon Blue. Good for indoor or outdoor use. No battery needed. Dimensions | 10" x 3"