Resolution .0005″/0.01mm.
Built-in wireless data transfer module, zigbee signal
Transfer distance is 20ft
Buttons: on/off, zero, mm/inch, data transfer
Automatic power off, move the digital unit to turn on power
Battery CR2032
Made of stainless steel

Dynabrade 14010 Dynafile Abrasive Belt Tool Versatility Kit
Insize 5022, 2-PIECE MEASURING TOOL SET, 6928640321290
3M 77558, Cubitron II Hookit Cloth Disc 947A, 77558, 40+ to 120+, 6 in x NH, Die 600Z, 7100232737
3M 26583, Accuspray Refill Pack for PPS Series 2.0, Green, 1.3 mm, 7100152953 