... ensure the safe use of the product3,As solenoid style weighing transducer, and to ensure the products of precise and accurate ... conversion, below weighing and various applications6,Auto-calibration. With outside adjust poise, pressing CAL key to calibrate the balance automatically7,Press the ... /-33V,50HzUnitg,ct,oz,%Output interfaceRS232CDisplayLCDWarmed up time(min)180 Weighing Scale Digital Balance