The Woods 50009WD Indoor 7-Day Heavy Duty Digital Timer offers a variety of programming features that help make your life easy. You can set your timers differently each day, or treat weekdays differently than weekends. There s even a random setting that may be useful if you re worried about leaving your house empty. Program lights to turn on at random times to simulate that someone s home. Save energy and money by programming appliances such as heaters and air conditioners to turn on and off exactly when needed. The two outlets also allow you to program two appliances rather than just one. The timer works with LED and compact fluorescent lights.