Features
1. Measuring the thickness of non-magnetic coating on the magnetic metal substrate.
2. Measuring the thickness of the non-metallic coating on the non-magnetic metal substrate.
3. Automatically identifying the non-magnetic metal substrate and magnetic metal substrate.
4. Single measurement, continuous measurement and differential measurement available.
5. Zero-point calibration, Offset Calibration and basic calibration available.
6. Metric and imperial units of measurement optional.
7. LCD backlight.
8. Automatic shutdown.

Specification
1. The measurement range: 0 ~ 1800pm / 70.8mi/18mm
2. Resolution: (0.1 um(less than 100um), pm( greater than or equal 100pm)0.1mil 0.001mm less thano r equal 150um, +/-5um
3. Measurement error: Greater than 150 um,+/-(3%H+1pm)
4. The lower limit diameter of magnetic matrix: 12mm
5. The lower limit thickness of magnetic matrix: 0.5mm
6. The lower limit curvature radius of magnetic convex matrix: 2mm
7. The lower limit curvature radius of magnetic concave substrate: 11mm
8. The lower limit diameter of nonmagnetic matrix:50mn
9. The lower limit thickness of non-magnetic substrate: 0.5mm
10. Operating temperature: 20 ~ + 40 degree C (it is recommended to use the working temperature range in different environments, especially when the temperature difference is large, it needs to be recalibrated before use)
11. Working humidity range: 10 ~ 95% RH
12. Battery 1.5V AAA alkaline battery x 2 (not included)
13. Dimension: 62 x 27 x 121.5mm
14. Weight: 105.03g