... Downy LCD backlit 4.Tare the load in full range Digital BalanceCharacteristics:1,Novel structure, downy LCD backlit, convenient operation, ... conversion, below weighing and various applications6,Auto-calibration. With outside adjust poise, pressing CAL key to calibrate the balance automatically7 ... 50HzUnitg,ct,oz,%Output interfaceRS232CDisplayLCDWarmed up time(min)180 Digital Balance Electronic Scale