Technical Data:
Digital calipers with positioning surfaces
Lower jaws with positioning surfaces for measuring inside diameters quickly
Non waterproof
Resolution: 0.01mm/0.0005in
Automatic power off, move the digital unit to turn on power
Battery: CR2032
Made of stainless steel
Buttons: on/off, set, mm/inch, preset (+, -)
Range: 0-200mm/0-8in
Accuracy: +/-0.03mm

Dimensions:
Overall length=286mm
Drawing dimensions (unlabeled)=25.5mm; 21mm; 50mm; 5mm; 3.7mm; 16mm

Remark:
Built-in wireless; receiver code 7315-2/3/6/7/8/9 is needed