Digital Outside Micrometer, Range 1 in to 2 in, 25 to 50 mm, Resolution 0.00005 in/0.001 mm, Accuracy +/-0.00015 in, IP Rating Not Rated, SPC Output No, Long Form Calibration Certificate No, Coolant No, Dimension Type Inch/Metric, Included Certification Certificate of Inspection, Operation Type Digital, Thimble Type Friction, Anvil Material Carbide, Anvil Shape Flat, Battery Size LR44, Display Type LCD, Functions ABS/INC, Automatic Power Off, Includes Setting Standard, Spherical Anvil