... )/Thickness Meter/thickness gauge/thickness tester Ultrasonic Thickness Gauge (TM-8812)/Thickness Meter/thickness gauge/thickness testerTM-8812Measuring range (metric/ ... ),≤90%RHDimensions: 120x62x30mmweight: 164g(not including battery) Ultrasonic Thickness Gauge (TM-8812)/Thickness Meter/thickness gauge/thickness tester