GY910 Handheld Digital Coating Thickness Gauge

Features:
Easy to operate, just press the probe directly and vertically on the to-be-tested workpiece lightly till the measurement value displayed when the gauge is on.
It can automatically identify magnetic and non-magnetic substrate.
The symbol Fe indicates a magnetic substrate and NFe indicates a non-magnetic substrate.
Comes with uncoated metal substrates and standard shims for calibration.
Long press the shutdown key to shut it down, or it will automatically shut off in about 5 minutes when there is no operation.
3 measuring units switchable: ?m, mm and mils.
Portable design, light in weight, small and fitted size for your palm, and a rope for convenient carry.
LCD display, easy for you to watch the results.

Note: Recalibration is suggested before testing to get more accurate results if the product is left unused for a long time.

Specifications:
Material: ABS, silica gel
Measuring Range: 0-1300?m; 0-51.2mils
Resolution: 1?m; 0.03mils
Deviation: ±(2?m+3%); ±(0.078mils+3%)