Iliving 30 Inch Single Speed Shutter Exhaust Fan, Wall-Mounted, 30" 30 inch single speed shutter exhaust fan with automatic Shutters UL listed with permanently lubricated motor Corrosion-resistant with OSHA compliant wire guards Galvanized steel Frame with aluminum Shutters and fan blades 115 Volts, 1/3 HP, 3.3 Amps, 845 rpm, 5000 CFM