Lowers energy bill and usage while also helping the environment, it is too easy to forget to turn off a light or fan before leaving a room, which wastes energy and increases utility costs. By replacing a standard light switch with the Teklectric Timer, you can reduce overall power usage, lower electric bills, and help preserve the environment. Teklectric provides you with a quick and efficient solution to save on your electricity bill. With simple timing options 2-4-8-12 hours you can be sure to never waste electricity in unoccupied areas ever again.