Diesella Anemometer with 65 mm impeller with USB data output

Digital anemometer for measuring ambient temperature, humidity, dew point temperature, wet bulb temperature, wind speed and air volume. A professional measuring instrument with large backlit LCD display and with many functions. With USB data output for exporting measurement data. Can be used as handheld and/or fixed measurements. Air - Velocity Range - Accuracy m/s (meter per second) - 0,40 ∼ 30,0 - ±(2.0%+50) ft/m (fod per second) - 80 ∼ 5900 - ±(2.0%+50) km/h (kilometer per hour) - 1,4 ∼ 108,0 - ±(2.0%+50) mile/h (mil per hour) - 0,9 ∼ 67,0 - ±(2.0%+50) Knots (nautiske mil per hour) - 0,8 ∼ 58,0 - ±(2.0%+50) Air temperature - -20 til 60°C (-14 til 140°F) - 1,5°C (±2,7°F) Air relative humidity - 0 til 1000% RH* - ± 3% Air - Flow Range - Area CFM - 0 to 99990 - 0 to 9,999 ft² CMM - 0 to 99990 - 0 to 9,999 m² CMS - 0 to 9999 - 0 - 9,999 m² Battery 1x9V (6F22) is included. • Flow area setting • MAX/MIN function • Display back light • Auto. power off • °C / °F selection • Temp./dew point • Low battery indication • USB interface