Light Sensor Socket, E26 E27 Dusk to Dawn Sensor Socket, Light Bulb Socket for Light Fixtures, Compatible with Incandescent/CFL/LED/Halogen Bulbs, Black, 2 Pack [Easy to Install] No wiring and programming needed, simply screw light bulb into dusk to dawn light sockets, attach it to light fixtures; ensure the sensor faces a natural light source indoors and under shelter outdoors [Off-Delay Function] Equipped with delay OFF function, prevent bulbs from repeatedly flickering due to sudden light sources; after 60s or longer light source motion - Auto Turn Bulbs Off [Light Sensor] Built-in advanced dusk to dawn sensor, automatically turn light on/off from dusk to dawn; turn your standard light fixture into automatic dusk to dawn light, No manual adjustment; NOTE: Please ensure no obstacles block the sensor and light source, don't use light sensor socketwith opaque or forsted-glass light fixtures [Standarded E26/E27 Base] Compatible with E26/E27 base Incandescent, CFL, LED, and Halogen bulbs; Incandescent ≤ 100W, CFL/LED ≤ 30W, ideal for porch lights, front door lights, garage door lights, etc.; clear light cover recommended [Protect Your Home] When you're away from home, your lights can be automatically turned on and off, detering intruders effectively, and you'll love coming home to having your porch lights on