Features: Perfect Measuring Tool: Paint thickness meter can accurately measure the thickness of non-metal coating over the metal. Easy to Read: Coating thickness tester adopts LCD digital display, automatic calibration, easy and clear to read. Advantages: Easy operation, automatically shut-off if no operation in 1 minute, rapid measurement, safe usage and portability. Measuring Range: Measuring 0-1.80mm or 0-71.0 mil nonmetal coating on metal surface. Mm or mil two units are available and switchable. Special Instructions: The andquot Feandquot means magnetic metal panel while andquot NFEandquot stands for ncon-magnetic metal panel. Specifications: Material: ABS Color: White, Blue, Orange Power Supply: 2 x 1.5V AAA battery (NOT INCLUDED) Working Current: andlt 10mA Display resolution: 0.01mm or 1mil Operating Temperature: 0-40 Celsius Operating Humidity: 10-95 percent RH Accuracy: 0.03mm Minimum base diameter: 50mm Critical base thickness: 0.5mm Package Size: 105x62x30mm or 4.13x2.44x1.18in. Package Weight: 82g or 2.64oz Package List: 1 x Coating Thickness Tester 6 x Standard Pieces 1 x Instruction Manual