Technical Data:
Digital inside point calipers
Non waterproof
Measure groove diameter
Resolution: 0.01mm/0.0005in
Buttons type A: on/off, set, mm/inch, preset (+, -)
Buttons type B: on/off, zero, mm/inch
Automatic power off, move the digital unit to turn on power
Battery: CR2032
Data output
Made of stainless steel
Optional accessory: depth stop 6143 for calipers with c=16mm
Range: 35-150mm/1.38-6in
Type: A
Accuracy: +/-0.05mm

Dimensions:
L=250mm
a=6mm
b=17.5mm
c=16mm
d=60mm
D=dia.2mm

Remark:
Preset; no need to add the width of the jaws on the reading
Built-in wireless; receiver code 7315-2/3/6/7/8/9 is needed