Bonvoisin Anemometer Handheld Wind Speed Meter Measuring Device CFS/CMS Air Flow Velocity Meter Wind Speed Gauges with Backlight LCD Display for HVAC in-Duct

Ideal Choice: This anemometer measures Air Velocity ( m/s, km/h, ft/s, knots, and mph), Airflow (CFS/CMS) and Temperature (℃/℉).

And provides Windchill, Max, Min, Average wind velocity and Airflow readings.. Backlight Mode: Pressing the "LIGHT" key allows you to see the display clearly. The backlight mode will auto turn off if there is no operation within 30s. And the machine can be set to automatically turn off the power after 1/5/10/30 minutes, and "off" will not automatically turn off.. Power Supply: The 2200mAh 3.7V lithium battery provides reliable and long-lasting power for the wind meter.. Data Recording: This wind speed gauge can store up to 8000 pieces of data. Note: Data can only be viewed on the machine and cannot be exported.. Application: Track wind conditions for outdoor plans in real time. Make your every drone flight, kite flying, boating safer and joyful.