... gauge, capable of proving various measuring diameters range with a competitive price Mainly used in measuring the outer ... wires and rods, such as communication cables, plastic wires, electric cables, optic fibers, enameled wires, aluminum plastic pipes, steel ... +/-0.001mmScanning Speed600T/SWorking VoltageAC220VAmbient TemperatureUnder 50 wire, cable, pipe,Laser Diameter Gauge(new gauge in 2011)