Features 1、Thickness gauge is used to measure the thickness of plating and coated metal plates, such as paint on steel, enamel, paint and anodized coating on aluminum and copper. 2、The instrument uses a built‑in accurate probe, and uses the principle of electromagnetic induction and eddy current effect, which can automatically detect the properties of the substrate. 3、The thickness gauge is made of high‑quality ABS material, durable, easy to carry, easy to operate, and accurate measurement results. 4、This gauge is designed to measure coating and paint thickness non‑destructively, and is an indispensable tool for appearance treatment of materials. 5、Widely used in manufacturing, metal processing industry, chemical industry, commodity inspection field, and can also work continuously in laboratories, workshops and outdoors. Specifications Item Type: HW-300 Coating Thickness Gauge Material: ABS Product Size: Approx. 11 x 5.5 x 2.7 cm / 4.3 x 2.2 x 1.1 in Battery: 2 x AAA (Battery Not Included) Resolution: 0.01mm/1mil Measuring Range: 0-2000UM Measurement Accuracy: ±(3%+1UM) Working Environment Temperature: 0-50℃; 20~90%rh (non-condensing) Storage Temperature: -10^60℃; 20^90%rh (non-condensing) Application: Thickness measurement of car paint appearance, metal paint appearance thickness measurement Weight: Approx. 111g / 3.9oz Package List 1 x Thickness Gauge (Battery Not Included) 1 x Aluminum Plate 6 x Calibration Sheet 1 x Manual