MS Anemometer as used in the Raspberry Pi foundation weather station project to measure windspeed.Hack this component to form part of your weather station.SpecificationsSensor3-cup anemometerMeasurement DescriptionWind speedRange0 to 45 m/s (0 to 100 mph)Starting Threshold0.45 m/s (1.0 mph)Accuracy0.11 m/s (0.25 mph) or 1.5%Contact Rating10 mA (maximum)Operating Temperature Range-50° to 70°CDistance Constant< 4.5 m (15 ft) standard< 1.5 m (5 ft) optional fast responseCable DescriptionQuick-connect connector with vinyl jacketed, shielded cableWhat's in the box?1 x AnemometerResourcesView the project details hereAnd some more help hereArticle specific to the anemometer only