VEVOR Shutter Exhaust Fan, 406 mm High-speed 1400RPM 1506 CFM, Aluminum Wall Mount Attic Fan with AC-motor, Ventilation and Cooling for Greenhouses, Garages, Sheds, Shops Enjoy the Fresh Air Low Noise and Safety Easy Installation Automatic Louver Closure Versatile Usage Durable and Deformation Resistant Rotating Speed: 1400 RPM,Air Volume: 1506 CFM,Voltage: AC 220V/50Hz,Color: Silver,Model: EF-16-AC2,Material: Aluminum Alloy, Galvanized Steel,Product Dimensions: 18.90 x 18.90 x 8.27 inch / 480 x 480 x 210 mm,Net Weight: 10.71 lbs / 4.86 kg,Power: 105 W