Measuring range (metric/imperial): 1.0-200mm,0.05-8inch
Operating principle: ULTRASONIC
Materials measured: any hard materials, including steel, cast iron, aluminum, red copper, brass, zinc, quartz glass, polyethylene, PVC, gray cast iron, nodular cast iron and other materials
Sound velocity: 500-9000m/s
Lower limit steel pipes: ?15x2.0mm, ?20x3.0mm determined by the transducer
Calibration block: included
Resolution: 0.1mm(TM8812C 0.01mm)
Accuracy: ±(0.5%n+0.1)
RS232C interface: with RS232C
Power supply: 4x1.5V AAA (UM-4)battery
Battery indicator: low battery indicator
Operating conditions:0-+45?(32?-104?),=90%RH
