Technical Data:
Digital inside groove calipers
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
Buttons type C: on/off, zero, mm/inch, ABS/REL, hold
Battery: CR2032
Made of stainless steel
Optional accessory: depth stop 6143 for calipers with c=16mm
Range: 80-500mm/3.15-20in
Type: A
Accuracy: +/-0.08mm

Dimensions:
L=680mm
a=16mm
b=40mm
c=24mm
d=150mm
e=5.2mm
f=5.5mm

Remark:
Non waterproof
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