Additional Description:
Inspeed Vortex Pole Mount AnemometerThis rugged wind speed anemometerwith dual digital display can handle speeds from 3 mph to over 125 mph.Comes with 25ft Exterior grade wire.The Pole Mount anemometer is great for home or mobile use where AC power is not available.Pole not included.Knowing the wind speed is not only useful - it's informative and it's fun. The Vortex Pole Mount Anemometer is an inexpensive way to provide you with accurate wind speed in places where AC power may not be available.Mount the head and rotor to your own pole or roof bracket, bring the wire in through a window or some other hole, and stick the display on the glass, a window, or anywhere you want.Connect the red & black wires and Voila!The Vortex Pole Mount Anemometer display is a high quality, Sigma Sport bicycle computer.Speed range is approx. 5 to around 150 mph, although the calibration has only been verified from 5 to 50 - we did not find a wind tunnel with 150 mph calibration facilities!Check out the wind sensor specifications for details.Battery life is around 1,000 hours of continuous use.Dimensions: Bracket - 20cm, Vane Diameter - 8cmWeight: 275gIncluded AccessoriesManualBicycle ComputerWind Vane and Bracket

Additional Description:
Tecpel AVM-712 Digital Anemometer (Air Flow + Temperature + Air Velocity + RS232 connection)This Digital Anemometer is excellent for ventilation, air conditioning, heating and air velocity monitoring.Air flow: CMM( M3/min) and CFM(FT3/min)Air velocity: m/s, ft/min, km/h, knots, mile/h.Air temperature: Degree C and FHigh accuracyRecall and Data Hold functionsFast-response-time thermistorFor temperature measurementAuto power off to save on battery life.A separate probe allows more mobility for different environment measurement.The unit can also interface with a PC using software (optional).Calibration report available.Data Output: RS232 PC serial interface