150 watt white light control for CFL bulb. Outdoor/indoor dusk to dawn light control for CFL/LED bulbs. Turns compact fluorescent, LED, halogen, and incandescent bulbs on at dusk, off at dawn. Includes removable lens shield to block light reflection, reducing blinking. Maximum 150 watts. Housing material plastic. For indoors outdoors. Screw-in connection type. 3H x 2.2W x 1.7D.