AP-846A CFM Pro Anemometer HVAC Wind Speed Meter with Backlight
Max/Min/Avg Functions for Measuring Wind Speed, Air Velocity, Temperature Air Flow Meter
✅【High Precision Anemometer】 Wind Speed Range: 0.001~100 mph (Accuracy: +/- 3%+0.2 rdg),0.001~45m/s (Accuracy: +/- 3%+0.1 rdg);
Temp Range:32~113℉;Resolution: 0.001 mph. Measure wind speed in MAX/MIN/Current.
Display in 5 units: m/s, km/h, ft/min, knots, mph.
✅【Multi-Function Air Flow Meter】1.69 x 2.3in Large Display with Backlight makes it easy to read, Low power indicator remind you Replacement battery in time.
Data Hold,℃/℉ Switch, Stretchable and adjustable blades, A great weather monitor for windsurfing, sailing, flying and shooting.
✅【CFM Meter】 Wind flow range: CFM 0-999900 ft3/min, Resolution: 001-100, Wind flow area 0.001-9999 ft2,Wind Flow Calculate Formula: Flow =velocity *(Free Area);A good and portable CFM meter for you to measure HVAC, Air Blower and Air Velocity.
✅【Air Flow Area Setting】 You can press the ''AREA" key, then press the numbers keys to enter a new duct area, such as the number 1 or 2,Then press the "ENTER" key to confirm, you can also press the "UNIT'' key to choose CFM or CMM.
✅{Save Your Battery} Manual or Auto Power Off after 5 mins without operation. 9V(6F22) battery