432g (with batteries and the tightening cap). Way of filling the chamber. 4 batteries 1.5V type AAA + 1 battery 3V type CR-2032. +/- 0.5% in normal moisture range for standard grains by using average and calibration adjustments. Using the keyboard - option "ADJ Setting".
99 measurements with date and time. Use USB/RS-232 data output to connect with PC.