Multifunction Pro Anemometer：Wind Speed, Wind Temperature, Wind Chill, Low battery indicator on bright backlit LCD screen. It is a portable wind speed guages can accurately measure air speed in 5 units: m/s, km/h, ft/min, knots, mph. Wind Temp in ℃/℉(Degree Celsius/Fahrenheit) Accurate Wind Meter：Wind Speed Meter for measuring wind speed range 0.67~67.1 mph(+/- 2% of readings), Wind temperature -10~60℃,14℉-113℉(+/-2℃,35.6℉); Resolution 0.1m/s; 0.2℃. 2 temp sensors and 8 vanes makes this air velocity meter is sensitive to measure very low air flow in HVAC installation, duct vent. A good helper in CFM calculation. Tripod Hole for Mounting：There’s a metal threaded hole on the bottom of the digital anemometer, so you can fix it on a tripod for continuous wind guages. To set your hands free when you fly drones, rc planes, wings, helicopters and quads, long distance shooting. Anemometer Case Included：It's a light weight, pocket size airspeed Meter, portable for you and your family to measure outside for outdoor activities, such as: shooting,Boat Sailing, Kite flying, Climbing, Drone driving etc. Easy to Use ：Manual / Auto Power OFF optional, Back Light Screen to let you see clear even in dark.