Milligram Scale 1.Capacity:400g 2.Accuracy:0.001g 3.Built-in RS232 interface 4.Overload protection function Milligram ScaleCharacteristics:1,A new design, make the weighing reaction speed faster, and ensure reliable using, and downy LCD backlit makes you comfortable2,With automatic fault detection, automatic calibration, overload protection functions3,With count, percentage, unit conversion(g/ct/ ...