Digital Outside Micrometer Range 0 in to 1 in 0 to 25 mm Resolution 0.00005 in/0.001 mm Accuracy +/-0.0001 in IP Rating IP65 Long Form Calibration Certificate Long Form Calibration Certificate Traceable to NIST Coolant Resistant Yes Dimension Type Inch/Metric Operation Type Digital Thimble Type Friction Anvil Material Carbide Anvil Shape Flat Battery Size SR44 Case Included Yes Case Type Plastic Display Type LCD Functions Automatic Power On/Off Inch/mm Conversion Origin-Set