This is a E27 socket adapter. 180 degree flexible design, easy to cover different lighting area for bedside, reading room, sitting room, etc. No need for extra wiring, . It is simple to use and allows you to keep using conventional light bulbs or compact fluorescents. Features - Material: Iron. - Light Base: E27. - Power: can withstand power bulbs within . - 180 degree flexible design, easy to cover different lighting area for bedside, reading room, sitting room, etc. - Round body bottom with screw terminals design. Suitable for a wide variety of fixtures, signs and displays. - Light bulb holder is simple to use and allows you to keep using conventional light bulbs or compact fluorescents. - These E27 light sockets are medium base sockets and fit all E27 light bulbs. - Can be used for most light bulb lamp. Easy to Install, your room will be filled with great lighting. Package list: 1 x light socket