The In-Wall 60-Minute Spring Wound Timer automatically turns off fans, lights, motors, heaters and other energy consuming loads. Installs conveniently in single or multi-Gang electrical wall boxes and easily replaces SPST toggle switches. Fits any single or multi-Gang decorator or toggle switch plate. Package includes timer device, knob and connection accessories and time face plate designed to fit either toggle or decorator style switch plates (decorator or toggle switch plate not included). The In-Wall 60-Minute Countdown Timer will ensure your bathroom exhaust fans, basement lights, bathroom heat lamps and kitchen fans turn off after a set amount of time. All with the simple turn of the dial. This timer is compatible with compact fluorescent lighting and is CSA certified for quality assurance. The Woods brand of timers and home controls bring simplicity to your life, by maximizing convenience, security and energy savings.