Corrosion- Industrial Fan, Blade Dia. 16 in, Mobile, Non-Oscillating, 1 Speeds, Voltage 120V AC, 1 Phase, CFM High 3790, Motor HP 1/4 hp, Motor RPM 1600, Fan Mounting Location Floor, Fan Accessory Style , Sound Level 50 dBA, Max. Ambient Temp. 104 Degrees F, Hz 60 Hz, Watts 280, Motor Type Capacitor Start, Drive Type Direct Drive, Outside Dia. 20 In., Height 20 1/2 in, Width 20 1/2 in, Max. Depth 17-1/2 In., Cord Length 10 ft.