Description: [ Material]: The E27 to E14 Socket Adapter is made of a combination of iron and pp, ensuring durability and longevity. [Easy Conversion]: This Socket Converter allows for easy conversion from E27 to E14 screw lamp heads, making it suitable for LED lighting bulb conversion. [No Soldering Required]: The design of this lamp head converter eliminates the need for soldering, making installation quick. [Compact Size]: With dimensions of 2.8cmx4.3cm/1.10inchx1.69inch, this lamp holder is compact and easy to install without taking up too much space. [Package Includes]: Each set comes with 10 pieces of the E27 to E14 screw lamp head converters. Size Chart: 2.8cmx4.3cm/1.10inchx1.69inch Package Includes: 10 E27 to E14 Socket Adapter Note: Please allow slightly errors due to manual measurement and different monitors.