Coating Thickness Gage Electronic Base Material Ferrous Metals Measuring Range 0 to 60 mil Accuracy +/-(0.05 mil + 1 Percent) Up to 2 mil Then +/-(0.1 mil + 1 Percent) NIST Calibration Certificate AAA Battery Type Includes (3) Batteries Instructions Nylon Carrying Case with Shoulder Strap Precision Plastic Shims Rubber Holster with Belt Clip Wrist Strap Manufacturers Warranty Length 2 yr