• Measure and display air velocity, air flow volume, pressure and ambient temperature with a single, compact unit 

• Air velocity displayed in m/s, fpm, km/h, mph or knots 

• Air flow displayed in cfm or cmm 

• Pressure displayed in psi, mbar, inH2 O, mmH2 O or Pa 

• Temperature displayed in °C or °F 

• Max., Min. and Avg. readings 

• Real time clock provides for time-stamped measurements 

• Push button calculation of rectangular or circular duct areas 

• Large LCD display with backlight 

• Auto power off and low battery indication 

• USB interface 

• Includes black and white silica tubes, Pitot tube, power adapter, USB cable, 9V battery, CD software and carrying case

• Pressure Range: ±5000 Pa; 0.752 psi; 50.00mbar; 20.07 inH2 O; 509.8 mmH2 O 

• Resolution: 1 Pa; 0.0001 psi; 0.01 mbar; 0.01 inH2 O; 0.1 mmH2 O 

• Accuracy: ±0.3% FSO 

• Repeatability: ±0.2% FSO 

• Linearity/Hysteresis: ±0.29% FSO 

• Air Velocity Range: 1.00 to 80.00 m/s; 200 to 15,733 fpm; 3.6 to 288.0 km/h; 2.24 to 178.66 mph; 2.0 to 154.6 knots 

• Resolution: 0.01 m/s; 1 fpm; 0.1 km/h; 0.01 mph; 0.1 knots 

• Accuracy: ±2.5% rdg. 

• Air Flow Range: 0 to 99.999 ft3 /min; 0 to 99.999 m3 /min 

• Resolution: 0.0001 to 100 ft3 /min; 0.001 to 100 m3 /min 

• Accuracy: Function of air velocity and duct size 

• Temperature Range: 0 to 50.0°C; 32.0 to 122.0°F 

• Resolution: 0.1‚C; 0.1°F 

Accuracy: ±1.0°C; ±2°F 

Power Supply: Single 9V battery 

Dimensions: 203 x 75 x 50mm