Hardwired photocell control, post eye control. Turns light on at dusk and off at dawn. Plastic housing. For incandescent, fluorescent, mercury vapor and sodium bulbs. Includes: 6" leads, 5/8" diameter. Maximum load tungsten: 15A, 1800 watts. Maximum load ballasted: 1100 VA, 9.1A. 2.95" x 2" x 1.7".