Handheld Anemometer Wind Speed Meter, Kethvoz Digital Windspeed Tester w/Barometer Altimeter Measure Air Velocity Temp Altitude Humidity for HVAC Vent Drone Shooting Hiking 866B WM

💖【Portable Wind Gauge】Multifunctional Anemometer KE-866B-WM could check wind speed 0.3~30m/s , test wind temperature -10℃~45℃ , measure altitude from 0 to 6000m, monitor relative humidity 5~95%RH, test dew point 0~50°C. A must have for outdoor activities hunting climbing camping, fly drone, windsurfing, fishing boating and sailing. 💖【High Accuracy Windmeter】Built-with upgraded 8 sensitive vanes and 2 temperature sensors, KE-866B-WM pro wind speed monitor can measure windspeed with high accuracy of +/-5% and test temp with +/-2°C accuracy. Resolution: 0.1m/s, 0.2°C, 0.1%RH. Useful wind measuring device for HVAC air vent system and dust collection system CFM CMM air balance. Air Flow in CFM (Q) = Flow Velocity in Feet Per Minute (V) x Duct Cross Sectional Area (A) 💖【Practical Design】 Supports 4 wind speed measurement modes: max/min/average/real-time measurement. 5 optional measure units: mph, ft/min, km/h, m/s or knots. Temperature (Celsius/Fahrenheit), altitude (M,Ft), atmospheric pressure (inHg, hpa mbar). 💖【Tripod Mountable Design】There's a standard metal 1/4" screw hole at the bottom of this windspeed measuring instruments, so you can mount it on tripod to test air flow velocity continuously. Backlit LCD Screen, display wind measurement clearly even in dim dark environment. 💖【Easy to Use】Only 200g lightweight, compact enough to be your pocket wind tester and take out anywhere & anytime easily. Low battery indicator and auto shutdown features to save battery life. Comes with 365 days quality warranty and technical lifetime support. We Kethvoz are always here to provide you quality product and professional service :)