23) Heavy Duty Digital Caliper 20"/500mm

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Heavy Duty Digital Caliper 20"/500mm with Fine Adjustment?

Provided with a fine-adjustment carriage.
     The jaws have round measuring faces for accurate inside measurement.
     Power on/off.
     Units conversion.
     Zero-setting at any position.
     Data output.

Measuring range: 0–500 mm/ 0–20 inch
Jaw Length 100mm 
Accuracy: ±0.05mm
Resolution: 0.01mm/ 0.0005 inch 
Power: 1 x 1.5V SR44 (silver oxide cell) battery (included)
Battery life: 1 year for continuous usage / 3 years under normal operation

Part Number 111-504-1