... clear and energy-saving Multipoint calibration, error correctio grain moisture meterQuick, accurate, convenient AC/DC power supply ... mainly specificationsTest object: foodstuff and other nonmetal grain sample, such as rice, wheat, maize, soyabeanand rapeseed.Test range: 3 ... object : food stuff and other nonmetal grain substance, such as rice and millet , wheat, maize, soybean, and rapeseed, vegetable ...