[3 TESTS] Three tests will be carried out: soil acidity (PH), humidity level and amount of light. You will get precise and useful analysis of the soil to adapt your gardening to your environment. [CONNECT AND USE] No batteries required, easy to push the probe into the ground for automatic measurement of PH, humidity as well as the luminosity of the place. [SOIL ANALYSIS] Precious indications to know when to water the plants, as well as to know if the watering is excessive or, on the contrary, insufficient. Checks the correct amount of light and measures acidic or alkaline soil conditions. [USE] Compact and portable, soil tester works outdoors or indoors - Easy to use in your garden, on your lawn, in your potted plants, and more. [GREAT FOR GREEN FINGER] Suitable for gardeners, farmers, or anyone who likes to take care of plants, flowers, fruit trees and who wants beautiful fresh vegetables.