... grain sample, such as rice, wheat, maize, soyabeanand rapeseed.Test range: 3~35%Repeat error: equal or less than 0.2 ... %Test error: equal or less than ±0.5% (mainly moisture range)Test time: equal or less than 10sPower supply: four # 5 ... and millet , wheat, maize, soybean, and rapeseed, vegetable seed, etc. digital moisture meter