1. Quickly measure the thickness of paint coating with a wider measuring range: 0-1800um/0-70.9mil/0-1.8mm menu operation. 2. Measurement of the thickness of the non-magnetic coating on the surface of the magnetic metal substrate. The symbol of the magnetic substrate is Fe. 3. Automatic power-off measurement metric/imperial um/mil/mm unit can be switched. 4. Two measurement methods: single measurement and continuous measurement. Three calibration modes: basic offset and zero calibration. 5. With charging protection multi-interface display and screen brightness selection. 6. 360-degree screen rotation can easily read data and the V-shaped groove on the probe can be used for small cylindrical parts. 7. Large color high-definition LCD display which can store 15 data and bright backlight make it easy for you to read the results clearly. 8. Portable streamlined design special hand-held non-slip treatment light weight small size suitable for the palm of the hand. 9. It is widely