VA8041 Ultrasonic thickness meter

FEATURES . Ultrasonic measures thickness . Various materialmetal/glass/plastics/pottery and other materialsoptional . Ultrasonic velocity adjustable . Measuring velocity function . Thickness unit mm/inch convertible . Coupling indication . Build in a metal piece for calibration . Low battery voltage indication. .Auto power off SPECIFICATIONS .According to European unions CE safety norms .Ultrasonic frequency: 5MHz .Digital display: 4 digitals..Measuring range: 1.2mm 225mm(steel).Pipe measures: minimum dia. 20*3mm(steel).Velocity range: 1000 9999 meter/second .Resolution: 0.1 mm. .Accuracy: ±(1%H+0.1mm) . Response time: 0.5 S .Operating temperature: 0 40 C .Operating humidity: 10 to 90%RH . Accessories included:FREE 1.5V x3 AAA batteries FREE Protective carrying case FREE Wrist Strap / String User's ManualMetal for sensor calibration