It is ultrasonic thickness meter with can measure 19 different materials with economic price . .

 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 Manual

Metal for sensor calibration

VA8041 Portable ultrasonic thickness mete