The socket can also be used indoors for lamps and other lighting fixtures, 150-Watt Max Bulb Up, 100-Watt Bulb Down
Perfect solution for porch lights, floodlights, security lamps or landscape lighting
Suitable for incandescent, CFL, LED, halogen, mercury vapor or high pressure sodium bulbs (300-watt max)
The Woods 59405 Indoor/Outdoor Socket with Photocell automatically turns on outdoor lights at dusk and off at dawn.
Simply insert this socket-unit into your light socket, install the bulb and that's it - let the light sensor (photocell) take care of the rest