Technical Data:
Digital centerline and edge to center calipers
Measure hole center distance in the same or offset planes and edge to hole center distance
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: 5-190mm/0.2-7.5in
Accuracy: +/-0.05mm

Dimensions:
D=5mm
d=5mm
L=285mm
c=16mm
Drawing dimensions (unlabeled)=50mm; 20mm

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