•Internal and external dimensions can be easily and accurately measured
•Linear capacitive measuring system
•Zero setting in any position
•With a small locking thumb screw which locks the jaws in place
•Base measuring function: Inside, outside
•With easy to read large LCD display
•Resolution: 0.1mm/0.01inch
•Accuracy: ±0.2mm
•size:245 x 80 x 12mm
•power:AG13 1.5V cell battery
•weight:53g