Description: It can be widely used in kinds of metal coating thickness measurement which is your indispensable tool in non-destructive testing. The instrument can automatically recognize the material to be tested and choose the correct measurement mode. Measuring principle: eddy current (F + N) Measuring range: 0 - 2mm/0-0.08in Accuracy: ± (2% + 0.02mm/ 0.0008in) Resolution: 0 to 500 (1um) 501um to 2000um (0.01mm/ 0.0004in) Unit: um, mm, mils Power Supply: 2 x 1.5AAA (Not Excluding) Storage environment: Temperature: -10 to 60 °C; Humidity: 20% to 90% Operating environment: Temperature: 0 to 50 °C; Humidity: 20% to 90% Size: 89mmx49mmx21mm (3.50inx1.93inx0.83in) Weight: 45 grams Case material: ABS Model Number: CCT02 Specification: Measurement methods 1 Take five points on the body side door A/BC/D/E. 2 Measure three times for each point. 3 Add the average of five points, and then average. 4 get the average thickness of the site. Package Includes: 1 Piece Coating Thickness Tester 1 Piece Manual