Fangrui Product Details Soil Tester: Discover What Your Garden Or Lawn Needs With A Little Help From Our Multifunctional Soil Tester Conveniently Testing The Soil's Temperature, Moisture, Light, Humidity And Ph Levels. Easy Reading: With A Large Screen And Backlight For You To Conveniently Read The Value Clearly And Quickly In Day Or Dark. Convenient Measurement: Toggle The Button To Adjust The Detected Temperature/moisture/light/humidity/ph Levels, Which Is Simple And Convenient. Long Probe: Features High Accuracy And Fast Detection Speed; Design To Be Lightweight And Portable, Easy To Carry Around For Indoor And Outdoor Use; A Good Helper For Home Gardening. Easy To Use: Just Simply Plug The Probe Into The Soil About 4 Inches, And You Will Get An Accurate And Precise Reading Immediately. Remove The Probe From The Soil And Wipe It Clean After Each Use. Power Supply: 1 X 9v Battery(not Included) Application: For Garden, Farm, Lawn Package Includes: 1 X Soil Tester