The Metrix Plus - 1.5 V Coating Thickness Gauge is a quality tested product used for Industrial purposes. The 1.5 V Coating Thickness Gauge uses three probe modes to conduct auto, magnetic induction, and eddy current measurements. The LCD screen displays statistical measurements of mean, minimum, maximum and standard deviation values. The Thickness Gauge provides users with the function to set the high or low limit alarm manually. The automatic power-off function makes the device a power saver device. The USB interface on the device allows users to transmit data to any PC via a USB Data Cable. The Metrix Plus - 1.5 V Coating Thickness Gauge comes with a 0 calibration block, Standard foil, USB cable, Two 1.5V AAA batteries and a Technical manual. Product Specifications: Company: Metrix Plus Measuring Range: 0 to 1300um (0 to 51.2mils) Minimum Curvature Radius Convex: 1.5mm Minimum Curvature Radius Concave: 25mm Minimum Measuring Area: Diameter 6mm