VEVOR 10 inch Shutter Exhaust Fan, Wall Mounted Attic Vent Fan with Variable Speed Controller, 900 CFM, AC Motor, Heavy-duty Steel, Low Noise for Shed, Garage, Greenhouse Ventilation Cooling, Black

VEVOR 10 inch Shutter Exhaust Fan, Wall Mounted Attic Vent Fan with Variable Speed Controller, 900 CFM, AC Motor, Heavy-duty Steel, Low Noise for Shed, Garage, Greenhouse Ventilation Cooling, BlackElectrostatic CoatingSpiral Fan BladesWeather-Resistant BuildRobust HousingFlexible MountingBroad CompatibilityAirflow: 900 CFM,Noise Level: ≤50 dB(A),Air Speed: 7.4 m/s,Item Model Number: AMX-FAGAC10,Item Dimensions: 12.80 x 12.80 x 7.09 in / 325 x 325 x 180 mm,Louver Opening Angle: ≥50-Degree,Net Weight: 8.04 lbs / 3.65 kg ,Power: 45W,RPM: 1650 RPM,Main Material: Q235B Carbon Steel,Rated Voltage: AC 120V 60Hz