Product Description: Quantity: 1 set Material: ABS Resolution: 0.01mm/1mil Measurement range: 0-2000UM Measurement accuracy: (3%+1UM) Power supply: 2 AAA 1.5V batteries (not included) Operating temperature: -10 degrees Celsius to 50 degrees Celsius Size: (Approx.) (LxWx Thick) 110x52x25MM/4.3x2.04x0.98inch Coating Thickness Gauge: The coating thickness gauge is an economical choice for measuring the thickness of clad sheet and coated on metal, such as pain/enamel/chrome on steel, paint and anodized coating on aluminum/copper Auto-read: This coating paint thickness gauge designed with dual technology enables testing of surface coatings by providing automatic recognition for both ferrous and non-ferrous substrates. LCD Display: Paint depth thickness gauge with contrast LCD backlight high displays metal type, operating mode, number, battery status and readings in either m or millimeters. Calibration Sheets: This coating thickness tester comes with a set of calibration sheets. If you feel there is an error in the measurement, you can correct it in time [Versatile applications] Ideal for checking the thickness of car paint, such as old paint, coating powder coated, anodized aluminum, bathroom fittings, bike frames, furniture, swings, cabinets, lockers, computers, appliances