The TG-800 is a digital coating thickness gauge developed by Leader Precision Instrument Co. Ltd. This gauge is specifically designed to cater applications in the car industry. It has a measuring range of 0 to 1,250 μm or 0 up to 50 mil, and a resolution of 0.1 μm or 1 μm. The accuracy rate of this gauge is ±1 up to 3% N or 2.5 μm.
The gauge has a power supply of 4×1.5V AAA batteries. It has dimensions of 126 × 65 × 27. Optional accessories include a cable and software for RS-232C.