Internal Digital Caliper Gauge Range 1.2 in to 2.0 in 30 to 50 mm Resolution 0.0002 in/0.005mm Accuracy +/-0.0012 in Dimension Type Inch/Metric Jaw Actuation Type Lever Jaw Depth 3.150 in Maximum Measurement - Inch 2.0 in Maximum Measurement - mm 50 mm Measurements Inside Minimum Measurement - Inch 1.2 in Minimum Measurement - mm 30 mm Operation Type Digital Battery Size CR2032 Display Type 170 Degree Rotating Display with Digit and Analog Reading