Lighthouse Hydro 480 CFM Hydroponics Adjustable Fan Speed Controller, 6-Inch Flange Size: 6",Voltage: 110V/60Hz Power: 125W, Current: 1.15A 240 CFM (Cubic Feet per Minute) at setting 1, 480 CFM (Cubic Feet per Minute) at setting 2, Speed: 2550 RPM at setting 1, 1275 at setting 2 Dimensions: 13"(L) x 11"(W) x 8.25"(H), Vibration free operation Thermally protected motor, Weight: 9 lbs., Compatible with 6" Carbon Filter and ducting