The Grain Moisture Meter TK100G is used for fast and accurate measurement of moisture in the process of allotment, acquisition, storage,machining of packed grains, Barley, Corn,Hay,Oats,Rapeseed,Rough Rice,Sorghum,Soybeans and Wheat . Specification Display:4 digital LCD Measuring range :7%-28% Temperature:0-60 Humidity:5%-90% Resolusion:0.1 Accuracy: ± 0.5%n Operation: Electrical Resistance Method, Automatic temperature Compensation Power supply: 4x1.5 AAA size (UM-4) battery Dimensions: 460mm×75mm×35mm Weight:203g (not including batteries) Guarantee:1 year