5 Speed fan controls are solid state units designed to provide 

5 different speed variations from 

"FULL speed No.5" to "LOWER speed No.1" 

 on most ceiling fans.

Which complete with an independence speed control knob.

The item come with 1 unit of fan regulator in box.

please email us if u have any inquiry, we are happy to assist u.

or

if u need in any of quantity.