Feature: 1. Function: Thickness gauges are used to measure the thickness of metal coatings and coatings, such as paint/enamel/chrome on steel, paint and anodized coatings on aluminum/copper. Automatic detection of substrate properties. 2. Scope of application: This instrument is used to non-destructively measure the thickness of coatings and paints. It is an essential equipment for material surface treatment, widely used in manufacturing, metal processing industry, chemical industry, commodity inspection and other fields, and can also work stably in laboratories, workshops and outdoors. 3. Small size, high precision: Ultra-precision resolution 1um, automotive paint 0-2000um. For FE/NFE coating measurement. 4. Power display: With battery power indicator, automatic shutdown function. 5. Included: Include thickness gauge, instruction manual, calibration sheet and color box packaging. Specification: Certification: CE Origin: Mainland China With Backlight Or Not: NO Model Number: Thickness Gauge Product Name: HW-300PRO Coating Thickness Gauge Material: ABS Packing size: Length: 128x55x36mm/5.04x2.17x1.42in Product size: 122x50x22mm/4.8x1.97x0.87in Measuring range: 0-2000UM Measurement accuracy: (3%+1UM) Power supply: 2 X 1.5V AAA batteries (not included) Use temperature: -10 degrees Celsius to 50 degrees Celsius Color: White, Black Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement. Packages: 1 X Thickness Gauge 1 X Instruction 1 X Calibration Sheet