Digital LCD Ultrasonic Thickness Gauge Meter Tester

Digital LCD Ultrasonic Thickness Gauge Meter Tester Specifications:LCD Digital display : 4 digits Minimum display unit : 0.1mm Working frequency : 5MHz Measurement Range : 1.2-225.0mm(Steel) Minimum limit for Tubes measurement : 20 x 3mm(Steel) Accuracy : ± (1% H + 0.1 mm) (H denotes the measured thickness) Sound Velocity Range : 1000-9999m/s Measuring Sound Velocity with a given thickness Measuring Range : 1000-9999m/s When the given thickness over 20mm, the accuracy is ±1%; when the given thickness less than 20mm, the accuracy is ±5% Operating Temperature : 0-40°C (32-104°F) Power supply : 3pcs * 1.5 AAA Alkaline Batteries (not Included) Normal Operation Current : = <50mA With Backlight turn on current: = <120mA Stand-by Current : = <20 μA Size : 72 x 146 x 29mm 6 m