Rugged construction. Accuracy: 0.05% of capacity. All functions and units are clearly display on the LCD (with backlighting) .Digits are 1 inch high for easy distant viewing. Two user programmable Set-Point can be used for safety and warning applications or for limit weighing. Long battery life on 3 standard “LR6(AA)”size alkaline batteries. All commonly used internationally recognized units are available : kilograms(kg), short Tons(t) pounds(lb), Newton and kilonewton(kN).Infrared Remote control easier to calibration(with password). Infrared Remote control with many functions : “ZERO”, “TARE”, “CLEAR”, “PEAK”, “ACCUMULATE”,“HOLD”, “Unit Change”, “Voltage Check” and “Power OFF”.4 local mechanical keys u:“ON/OFF”, “ZERO”, “PEAK” and “Unit Change”. low battery warning.