Technical Data:
Digital calipers with disk faces
Measure thickness of soft sheets
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, zero, mm/inch
Range: 0-500mm/0-20in
Accuracy: +/-0.07mm

Dimensions:
L=680mm
a=150mm
b=12.5mm
c=24mm
Disk face dia.=50mm

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