Key Features:
Ulstranic measures thickness
Various material     (metal/glass/plastics/pottery and other materials) optional
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 union’s 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 include:
Free ultrasonic sensor included
Free 1.5V x3AAA batteries
Free protective carrying case
Free Wrist Strap/String
User's Manual