Overview _x000D_ Ideal and necessary tool for gardeners, vegetable and fruit growers, and all those who plant trees and grass _x000D_ You can take good care of your plants. _x000D_ For outdoor & indoor plants, gardens & grass lawn. _x000D_ Simply insert the meter into the soil, switch to the setting you want to measure and read the scale. _x000D_ To avoid damaging the electrode, please clean the electrode after each use, do not use in soil with stones and insert forcibly. _x000D_ Metric to British system conversion for temperature _x000D_ Notice function for low power status _x000D_ Easy to operate, light weight and portable to carry _x000D_ Automatic off function for energy saving, the unit will be automatically off after 5 minutes disabling. _x000D_ Temperature measuring range: -9~+50(16~122), (accuracy: 1/1) _x000D_ PH measuring range: 3.5-9.0 _x000D_ Working Temperature: +5~+40 _x000D_ Color: Yellow + Black _x000D_ Main Unit Size: Approx.122*63*36mm(L*W*H) _x000D_ Test Probe Size: Approx.5*200mm(D*L) _x000D_ _x000D_ Note: _x000D_ Power supply: One 9V block batteries(not included)