Ideal-air Fan Speed Controller

Ideal Fan speed controller for adjusting your inline fan's speed.  Works with AC/DC brush-type motors 15 Amps or less. Three adjustable switch settings: full, variable and off. When switch is set to variable, adjustable knob controls fan speed. 6 ft 120 V power cord and up to 15 Amps. Will not work with soft or slow-start motors.