Easy to use: These lamp holder converters are safe to use, easy to install, convenient and practical, allowing you to use lamps better and more safely. E17 to E14 Adapter: This bulb socket can be used with specific models of bulbs, it has a good fit and can be perfectly compatible. Replacement adapter for LED lamps: the socket adapter ' bulb allows you to choose more LED lights to install your lights or bases instead of replacing your lights with new ones. Good Converter Conductivity: The bulb adapter socket converter has a excellent installation, simple installation and reasonable structure, providing you with better conversion effects. Practical tools: the bulb base is a simple and practical bulb base adapter can bring more convenience to your life. Product The lamp socket adapter is lightweight and compact, made of excellent workmanship and safe copper, materials for excellent durability and practicality. This scientific and rational bulb adapter design makes it easy to operate and facilitate your best conversion. Features Color: silver. Material: PP, copper. Size: 2. 10x1. 70x1. 70cm/ 0.83x0. 67x0. 67inch. Package including 8 x lamp holder converters