Thickness gauge for measuring the thickness of metal plating and coating, such as paint/enamel/chrome on steel, paint, and anodic oxide coating on aluminum/copper. Automatically detects the properties of the substrate The instrument is used for non-destructive measurement of the thickness of coatings and paints. It is essential equipment for material surface treatment and is widely used in manufacturing, the metal processing industry, the chemical industry, commercial inspection, etc. It can also work stably in laboratories, workshops, and outdoors Ultra-precision resolution 1um, FE/NFE coating measurement, automotive paint 0-2000um Small size, high precision. With battery power indication. Auto shut-off function Specifications: Material: ABS Product size: 95 x 40 x 22mm Measurement range: 0-2000um Measurement accuracy: ± (3% + 1UM) Power supply: 2 x 1.5V AAA batteries (not included) Operating temperature: -10 ℃-50 ℃ Certification: CE, FCC