This lamp holder is designed to meet standards and is made of stable plastic material. It is compatible with commonly used light bulb specifications, making it easy to find a suitable bulb for your needs. The lamp holder is easy to install and replace, allowing for easy maintenance. Features -Color:Black -Material:Plastic -Size:7.00X3.20X3.20cm/2.75X1.26X1.26in -Topper Diameter:20mm -Screw:M10 -Socket:E27 -Multifunctional lamp head: can be used for table lamps and floor lamps, flexible matching to meet the needs of different spaces. -It allows for the use of light bulbs, providing a wider range of lighting options. -Equipped with a chain switch that enables easy and convenient adjustment of brightness -It features a sleek and fashionable black color that complements any interior design style. -Designed to be compatible with the lamp thread, ensuring effortless installation and replacement. Package list: 1 x Lamp Holder