Thickness gauges are used to measure the thickness of metal coatings and coatings, such as paint/enamel/chrome on steel, paint on aluminum/copper, and anodized coatings. Automatically detects the properties of the substrate.This instrument is used to non-destructively measure the thickness of coatings and paints. It is an indispensable equipment for material surface treatment, widely used in manufacturing, metal processing industry, chemical industry, commodity inspection and other fields, but also in laboratories, workshops and outdoor stable work.Specifications:Product Name: -300PRO Coating Thickness GaugeUltra-precision resolution 1um, FE/NFE coating measurement, automotive paint 0-2000umSmall size and high precisionBattery level indicatorAuto shutdown functionFor FE/NFEMeasuring range: 0-2000UMMeasurement accuracy: (3%+1UM) supply: 2 x 1.5V AAA batteries (shipped without batteries)Use temperature: -10 degrees Celsius 50 degrees CelsiusMaterial: ABScolour: WhitePackage Contents:1 x Coation Thickness GaugeOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.