... : 0.1/0.01mm Accuracy:±(0.5%Thickness+0.04)mm, depends on materials and conditionsUnits: Metric/Imperial unit selectable.Four ... for each file) of stored values.Power Source:Two “AA” size, 1.5 Volt alkaline batteries. 100 hours typical operating time ... backlight off).Communication:RS232 serial port.Outline dimensions:150×74×32 mm.Weight:245g MT160 0.75-300mm ultrasonic thickness meter