• Measures the thickness of steel, cast iron, aluminum, red copper, zinc, quartz glass, polyethylene, PVC, gray cast iron and nodular cast iron 

• Exclusive micro-computer LSI circuit and crystal time base offer high accuracy 

• Digital display provides exact readings without guessing or errors 

• Display sound velocity at the touch of a button 

• Broad band receiving sensitivity means the meter can read probes of different frequencies 

• Auto calibration 

• Automatic material calibration 

• Selectable metric or imperial 

• Includes a bottle of ultrasonic couplant gel, carrying case, and batteries

• Measuring Range: 0.05 to 7.9"/1.5 to 200mm (#45 steel) 

• Resolution: 0.004"/0.1mm 

• Accuracy: ±(0.5% + 0.2"/0.1mm) 

• Velocity Range: 500 to 9000 m/s Display: 4-digit, 10mm high LCD Power Supply: 4 x 1.5V "AA" alkaline batteries 

• Dimensions: 6.3 x 2.7 x 1.25" (161 x 69 x 32mm) 

• Weight: 9 oz (258g) w/ batteries