Features: Full view large screen LCD display, with back-lighting function. Fe & NFe integrated probe can automatically measure the coating of iron base surface and non magnetic surface coating of aluminum. The design of the waist of the gauge is more convenient to measure reading, and the antiskid silicone is wrapped on both sides of the gauge. There are 6pcs accurate points, 0/50/100/250/500/1000um, it is very convenient to adjust. 5 minutes without operation automatic shutdown power saving. Specification: Model: RZ240 Color: Grey Measurement Range: 0~1500um Measurement Accuracy: ±(2.5%+1um) Minimum Resolution: 0.1um Working Environment Temperature: 0-40℃ (32-104℉) Humidity: 20%~90%RH Battery: 4 x AAA Battery (Not included) Probe F: Magnetic Induction Probe N: Eddy Current Range: 0~1500um / 0~59.1mil Accuracy: ±(2.5%+1um) / ±(2.5%+0.04mil) Resolution: 0.1um/0.01mil Calibration: Points: 0/50/100/250/500/1000um Units: Um, mil Minimum Curvature Radius Convex: 1.5mm / 0.06inch Minimum Curvature Radius Concave: 25mm / 1inch Minimum Measuring Area Diameter: 6mm / 0.24inch Minimum Thickness of Substrate: 0.5mm / 0.02inch, 0.3mm / 0.01inch Size: Approx. 16 x 6 x 2.7cm/6.3 x 2.4 x 1.1inch Weight: Approx. 526g / 18.6oz Package List: 1 x Coating Thickness Gauge 2 x Substrates 1 x Black Box 5 x Standard Foil 1 x User Manual . Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.