full-thread large lamp holder is for replacing or upgrading your existing table lamp or chandelier. This screw base socket is designed for easy installation and secure fit, ensuring your light bulbs stay in place. Ideal for both home and commercial use, it provides a reliable and durable solution for your lighting needs. Features - Color: Black -Material:PET,PBT -Size:5.80X3.90X3.80cm/2.28X1.53X1.49in -Size:5.60X5.60X0.90cm/2.20X2.20X0.35in -Large design: the large design of full thread card type lamp holder meets a wider range of lighting needs, making it ideal for home, office, and study environments. -Easy bulb replacement: full thread card type socket allows for convenient and quick bulb replacement, ensuring you always have the light you need. -Secure screw base: the screw base design ensures a stable and reliable connection, preventing the bulb from loosening over time. -Durable materials: made from reliable materials, this lamp holder is built to last and withstand long term use without damage. -Versatile application: suitable for various space layouts, this lamp holder offers a flexible lighting solution for different settings. Package list: 10 x Light Sockets E27