- Measuring Range (for steel)

+ Interface-Echo Mode: 1.50mm– 20.0mm

+ Echo-Echo Mode: 0.15mm– 10.0mm

- Measuring Accuracy ±0.005mm or 0.0002 inch (if thickness < 3mm)

±0.05mm or 0.002 inch (if thickness < 20mm)

- Display Resolution: mm : 0.1 / 0.01 / 0.001

inch : 0.01 / 0.001 / 0.0001

- Sound Velocity Range: 1000 to 9999 m/sec (0.0394 – 0.3936 inch/ms)

- Measuring Refresh Frequency: 4Hz in normal mode, up to 25Hz

- Memory Capacity: 500 test values

- Multiple Calibrations: One point or Two Point

- Display LCD: 42×57mm LCD size with EI backlight and adjustable contrast, font size up to 13.75mm (0.54 inch)

- Power Source: 2 pcs. 1.5v AA size batteries

- Continuous working period: About 200 hours (with backlight off)

- Power off: Auto power off if idle for 4 minutes

- Operating Temperature: -10 °Cto +50 °C

- Unit Size: 2.9 W x 5.9 H x 1.26 D inches (73 W x 149 H x 32 D mm).

- Weight: 200g