VEVOR Shutter Exhaust Fan, 305 mm /12 inch with Temperature Humidity Controller, EC-motor, 904 CFM, Variable Speed Adjustable Wall Mount Attic Fan, Ventilation and Cooling for Greenhouses, Garages, Sheds

VEVOR Shutter Exhaust Fan, 305 mm /12 inch with Temperature Humidity Controller, EC-motor, 904 CFM, Variable Speed Adjustable Wall Mount Attic Fan, Ventilation and Cooling for Greenhouses, Garages, ShedsEnjoy the Fresh AirLow Noise and SafetyEasy InstallationAutomatic Louver ClosureVersatile UsageDurable and Deformation ResistantRotating Speed: 1650 RPM,Air Volume: 904 CFM,Power Cord: 5.9 ft / 1.8 m,Voltage: EC 220V/50Hz,Color: Black,Model: EF-12-ECG,Material: Aluminum Alloy, Powder-coated Steel,Product Dimensions: 14.96 x 14.96 x 7.48 inch / 380 x 380 x 190 mm,Net Weight: 8.07 lbs / 3.66 kg,Power: 40 W