Specifications:
Case Material: Aluminium Alloy
Display: 4 digit LCD backlit
Operating Principle: Ultrasonic
Measuring range: 0.9 - 400 mm
Battery Indication: Low Battery Indication
Sound Velocity: 1000 - 9000 m/s
Lower Limit Steel Pipe: 20 mm dia. x 3.0 mm
Calibration Block: Included
Resolution: 0.01mm / 0.1mm
Accuracy: ± (0.5% + 0.1)
PC interface: RS232C (Included Cable and software)
Power supply: 2x1.5 AA size (UM-3) batteries
Manual off at any time or auto power off is enabled by user
Operating conditions:
Temperature: 0~40 °C
Humidity: below 85% RH
Dimensions: 130x76x31mm
Weight: 340g (Not including batteries)

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