ECOWITT WH51 Equipped with advanced chip, ECOWITT WH51 wireless soil moisture sensor collect soil moisture data within 72 seconds when totally inserted into the soil. Designed to measure soil moisture ONLY. insert the batteries, insert the sensor in the soil, on the digital screen from the back hold the ADD button until you see — % on the reader, leave it close to the sensor in the soil for a minute until reading pops up. It is recommended to completely insert the sensor into the soil and keep it in the soil for 2-3 minutes to get accurate readings. Specifications: Moisture Range:0~100%; Resolution: 1% 0� setting range:70~200; Initial value:70 100� setting range:0� 10~1000; Initial value:500 Update Rate: 70 seconds Power: 2 x AA battery(not included) 2 years warranty, KCAC Terms @ conditions apply
