This is a light bulb socket adapter. made of premium materials. safe and durable. with excellent texture. It can be perfectly connected and converted with your proper size of light bulb. let you use it better. Detailed workmanship. easy installation and replacement. will surely be your good light bulb converter choice. Features -Color:black-Material:Copper. copper-plated aluminum. ABS-Size:3.00X1.70X1.70cm/1.18X0.67X0.67in- Detailed workmanship. efficient and practical. this bulb adapter is safe and durable. can be used for long time.- Light in weight. suitable in size. this lamp adapter is easy to install and replace. giving you a satisfactory using feeling.- Widely applied for light bulb transfer in garages. workshops. basements. carports. shops. monitoring systems. and more scenes.- Reasonable structure and high thread matching with bulb of proper size. which can well meet your conversion demands.- Functionality designed to help you transition and connect better and more safely. you can use this light bulb socket adapter with peace of mind. Packing list: 15 x E12 to E14 adapters