Specifications:
Display: 4 digit
Operating Principle: Ultrasonic
Measuring range: 1.0 - 200 mm
Battery Indication: Low Battery Indication
Sound Velocity: 500 - 9000 m/s
Lower Limit Steel Pipe: 20 mm dia. x 3.0 mm
Calibration Block: Included
Resolution: 0.1mm
Accuracy: ± (0.5% + 0.1)
PC interface: RS232C (Included Cable and software)
Power supply: 4x1.5 AAA size (UM-4) batteries
Operating conditions:
Temperature: 0~45 °C
Humidity: below 90% RH
Dimensions: 120x62x30mm
Weight: 164g (Not including batteries)

***Specifications subject to change without notice.***