Soil pH Meter 3 in 1 Soil Test Kit for Light pH Moisture Plant Tester for Home and Garden Lawn Farm Indoor Outdoor No Battery Needed Multi-functions: Our soil moisture meter is helpful for you to plant flowers, plants and make them grow healthy and strong.You can now know whether you need to water your soil, amend its pH levels or adjust its lighting Easy to Use: Just need plug and read.There are three calibration tables on our multifunctional meter tool, you can respectively get the accurate value immediately No Battery Needed: Simply push the meter into the soil, and you'll get your reading. It's no need for batteries Indoor & Outdoor Use: Ideal and necessary soil care tool for gardeners, outdoor & indoor plants, gardens & grass lawn, fruits, flowers, vegetables, shrubs, etc 12 Month Warranty: Backed by a Besiva 12 Months Warranty & Carefree Service for Every Purchase