Technical Data:
Digital inside groove calipers
Non waterproof
Upper jaws for measuring diameter of grooves
Resolution: 0.01mm/0.0005in
Buttons type A: on/off, zero, mm/inch
Buttons type B: on/off, set, mm/inch, preset (+, -)
Automatic power off, move the digital unit to turn on power
Battery: CR2032
Made of stainless steel
Range of upper jaw: 8-150mm/0.3-6in
Range of lower jaw: 0-150mm/0-6in
Accuracy: +/-0.03mm
Type: A

Dimensions:
Drawing dimensions (type A)=236mm; 4mm; 2mm; 7mm; 1.5mm; 9mm; 3.7mm; 16mm; 40mm

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