Mini Digital Coating Thickness Gauge 0-2000um Car Auto Film Paint Thickness Meter F/N Probe LCD Thickness Measurement Tools ,Easy to Use

Press the MODE to select the probe mode(Including AUTO, Fe and Nfe). In AUTO, the probe can test all substrate automatically(Recommended) In Fe, the probe can only test on ferrous substrate. In NFe, the probe can only test on non-ferrous substrate. hold "MODE" until "RES" shown on the LCD to reset to factory