Features:rnew and rThis handy for palm sized anemometer is for ideal for weather enthusiast, lovers of kite flying, kite-surfing, wind-surfing, paragliding and sailorsrMeasure wind speed and temperaturerLarge easy-to-read LCD display with backlightrWind speed in Beaufort wind scale bar graphrWind chill indicationrData hold functionrHigh precision pressure sensorrQuick response, external thermistorrAuto/manual power offrTemperature display in Celsius FahrenheitrCurrent/max/average wind speed readingrPowered by a 3V CR2032 battery(Not Included)rrSpecifications:rMaterial: Plastic+MetalrColor: Black+YellowrVelocityrRange: 0 - 30m/s, 0 - 90km/h, 0 - 58 60ft/min, 0 - 65mph, 0 - 55Knots.rResolution: 0.1m/s, 0.3km/h, 19ft/min, 0.2mph, 0.2Knots.rThreshold: 0.1m/s, 0.3km/h, 39ft/min, 0.2mph, 0.1Knots.rAccuracy: +/- 5%.rTemperature Range: -10C ~ +45C, 14F~ 113FrResolution: 0.2F, 0.36F.rAccuracy: 2C, 3.6FrThermometer: NTC ThermometerrOperating Temperature: -10C ~ +45C (14F~ 113F ).rOperating Humidity: Less than or equal to 90% RHrStorage Temperature: -40C ~ +60C, -40F ~140F.rCurrent Consumption: About 3mA.rWind speed range: 0-30m/s.rWind speed unit: for m/s, for Km/h, ft/min, Knots, mph.rSize: 10.7cm x 4.5cm x 2.1cm - 4.21inch x 1.77inch x 0.83inchrQuantity: 1 PcrNote:rPlease allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bidrDue to the difference between different monitors, the picture may not reflect the actual color of the item.rrPackage includes:r1 x Digital Anemometer ( No including the battery )