The 3-in-1 soil tester is professional in testing soil moisture, PH value, and environment sunlight intensity. Features: 3-in-1 functions: You can measure soil moisture, pH value, and sunlight intensity. It's helpful for you to plant flowers, plants and make them grow healthy and strong(This soil tester can only be used in soil, it cannot be used to test any liquids). Easy to use: Simply insert the probes into the soil about 4-5 inches (2/3 of the probe), and you'll get the reading. For indoor and outdoor use: Know when to water, adjust PH, or change lighting for your flowers, plants both indoor and outdoor. No battery needed: No batteries or electricity needed, insert, and read. Scientifically accurate: Sensitive probe could sense changes in the soil and display the accurate values for you. Specifications: Item name: Soil tester Material: ABS Color(optional): Dark green/Light green/Black/Silver Product size: 26*4.5*3.5cm Product weight: 90g Note: *There could be some deviations due to manual measurement or slight color difference owing to photographing condition. Thank you for your understanding. Package information: Package weight: 100g Package size: 33*11*3.5cm Package List: 1*Soil tester