For installation on 15 A circuits, this timer provides 24-hour or 7-day programming of lights, fans, pumps and other medium-duty loads. The Ei500 Series In-wall Timers Allow Up To 14 On/off Events Per Week. The Timeris Incandescent, Fluorescent, Cfl And Led Compatible.Also known as: 078275105232, EI500WC, IMTEI500WC