• Turns light ON at dusk and OFF at dawn
• Screw-in design does not require wiring
• CFL compatible
• Works with incandescent, fluorescent, LED, halogen, mercury vapor or high pressure sodium bulbs

Are you tired of manually turning on outside lights or frustrated when you forget to turn off that security light in the daytime? Use this socket with a built-in photocell to automatically turn on outdoor lights at dusk and off at dawn. Simply insert the socket into your outdoor socket, install the bulb and that's it - let the photocell take care of the rest. Perfect solution for porch lights, floodlights, security lamps or landscape lighting. Plus, enjoy some energy savings and less frequent bulb changes when your light is only turned 'on' when needed and 'off' in daylight. Compatible with incandescent light sockets. Can also be used indoors for lamps and other lighting fixtures.The Woods brand of timers and home controls bring simplicity to your life, by maximizing convenience, security and energy savings.