VEVOR 24 inch Shutter Exhaust Fan, Wall Mounted Attic Vent Fan with Variable Speed Controller, 4800 CFM, AC Motor, Heavy-duty Steel, Low Noise for Shed, Garage, Greenhouse Ventilation Cooling, Black

VEVOR 24 inch Shutter Exhaust Fan, Wall Mounted Attic Vent Fan with Variable Speed Controller, 4800 CFM, AC Motor, Heavy-duty Steel, Low Noise for Shed, Garage, Greenhouse Ventilation Cooling, BlackElectrostatic CoatingSpiral Fan BladesWeather-Resistant BuildRobust HousingFlexible MountingBroad CompatibilityAirflow: 4800 CFM,Noise Level: ≤73 dB(A),Air Speed: 6.5 m/s,Temperature Rise: ≤70K,Item Model Number: AMX-FAGAC24,Item Dimensions: 28.58 x 28.58 x 9.06 in / 725 x 725 x 230 mm,Louver Opening Angle: ≥50-Degree,Net Weight: 23.37 lbs / 10.6 kg,Power: 180W,RPM: 1200 RPM,Main Material: Q235B Carbon Steel,Rated Voltage: AC 120V 60Hz