Features: E27 adapter function: This product can convert E27 socket to another, making it convenient to connect different types of lamp or bulbs. with switches: With switches function, it can easily control the light without the need to plug in or unplug the power supply. Conversion extension function: Provides a certain length of extension, allowing lamp to be installed and used more flexibly, suitable for some scenario that require extension. tube: It can be freely rotated and adjusted by 180°, providing larger ranges of lighting angled that can be adjusted as need. materials: are usually used to ensure stability and durability, extending the service life of the product. Easy to installs: The installation process is simple and fast, requiring no professional skills, and users can easily complete the installation. Specifications: Materials: ABS Size:14.2x3.7x3.7cm/5.59x1.46x1.46inch Package Includes: 1PC E27 Light Bulb Socket Adapter note: Please allow 0-1cm error due to manual measurement.make sure you not mind before bid. Due to the differences between different monitors, the picture may not reflect the actual of the item.