Description:This digital anemometer is great to measure wind speed and wind temperature. LCD screen displays the measuring value at Max./ AVG. Widely used to measure wind speed for electric fan at home, office, car, air condition, exhaust fan, sailboat and navigation.Features:This digital anemometer adopts magnetic sensitive technology and precise operational amplifier chip, more accurate and high sensitive.5 wind speed unit conversion: m/s, ft/m, mph, km/h, Knots; 2 wind temperature unit conversion: ℃/℉.12 wind levels indication you don't need to make complicated conversion from value to wind scale.With backlight for easy reading at darkness.With overload indication and data hold function.Specifications:Condition: 100% Brand NewMode Number: UT363Material: PlasticColor: Red + BlackPower Supply: 3 x AAA Batteries (not included)Size(L x W): approx. 16 x 5cm / 6.30 x 1.97inchWeight: approx. 145gFunctionRangeResolutionAccuracyNoteWind Speed Measurement0~30 m/s0.1 m/s±(5% rdg + 0.5)Temperature Range-10~+50℃0.1℃±2℃Wind Scale14~122℉0.2℉±4℉Wind scale only for referenceLevel 0~12Level 1±1Sample Rate0.5 second0.5 second refreshOverload IndicatorOLdisplay "OL"Max./AVG. MeasurementMAX. / AVG.Display "MAX/AVG"Data HoldHOLDDisplay "HOLD"Unit ShiftSpeed: m/s, ft/m, mph, Km/h, Knots,Temperature:℃, ℉BacklightBLManually turn on/offAuto Power off5 minutesAuto power off if there is no operation lasting 5 minutesLow Battery Indicator3.0~3.5VDisplay symbol of low batteryPackage Included:1 x Digital Anemometer(Battery not included)Note:1. Please allow 0-2cm error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard..