Hunter 99120 Universal Ceiling Fan/Light Wall Mount Control Includes full-range light diming and separate buttons for 3 fan speeds plus "instant off" for quick control Battery operated for easy wall installation without the need for wiring Auto-detection feature automatically switches between incandescent and CFL bulbs to prohibit light dimming if non-dimming CFL bulbs are used Rocker switchplate included for complete replacement of your existing light switch One-year warranty. refer Trouble shooting guide below before using the product