Function: digital anemometer with wind measurement, environmental humidity, wind level, environmental temperature, unit transfer, maximum / minimum valueHigh Accuracy: The anemometer measures the wind speed in the range of 0.3-30m/s, the wind temperature range is -10? ~45(+/-2), resolution is 0.1m/s;.0.2Features: Wind speed meter gauge is a portable anemometer which can accurately measure wind speed in 5 units: m/s, ft/min, knots, km/h, mphEasy to use: Backlit digital wind temperature LCD display lets you see clearly even in the dark and is easy to readPortable: This is a lightweight and pocket-sized anemometer, suitable for you and your family to measure outdoor outdoor activities, such as sailing, kite flying, climbing, driving drones, etc.