Metrix Plus - 1.5 V Ultrasonic Thickness Gauge measures the metal's thickness by sending sound waves that travel back to the other end of the sheet within a fixed time and displays the LCD measurements. To perform analysis, there is a calculation mode present in the gauge. The device has a built-in memory unit that saves the past results of the analysis. 1.5 V Ultrasonic Thickness Gauge converts millimetre into inches and vice versa. Ultrasonic Thickness Gauge can measure the metal coating of steel, wood plastic and even rubber material. Product Specifications- Brand- Metrix Plus Sound velocity- 500 -900 meters per second Weight-145 grams Model- UTM9 Measuring range- 0.9 - 350 mm Product Dimensions- 145 x 65x 25 mm Power- 1.5 V x 4 battery