High-Visibility Industrial Fan, Blade Dia. 42 in, Mobile, Non-Oscillating, 2 Speeds, Voltage 120V AC, 1 Phase, CFM High 15,000, CFM Low 9000, Air Velocity @ 20 Ft. 500/380 fpm, Motor HP 1/2 hp, Motor RPM 850/700, Operating Amps 5.3/4.6, Fan Mounting...