This socket is specially designed for power rail track system. It is easy to install and has a 3-pin universal socket that can fit any type of plugs, providing great flexibility and convenience. Track system design: the socket is designed to be installed on a power track, so it can slide along the track for flexible and convenient use. Universal socket: provides a 3-pin universal socket adapter that can fit any types of plugs, allowing it to be used worldwide. Quality material: the case is made of acrylic which is lightweight and durable and the built-in conductor is made of nickel plated brass, carefully built structure ensuring safe use. Easy-to-install: simply insert the socket into the track and turn clockwise to fix it, making it easy to install, remove or re-position. Application scenario: great charging solution for office, kitchen, living room, studio, stores, and more. Specifications: Material: Acrylic  Color: Black / Gold / Silver / Grey (Optional) Rated Voltage: 110V-250V Rated Current: 13A Item Size: 70*63*47mm / 2.75 * 2.48 * 1.85in Item Weight: 74g / 2.61oz Package Weight: 98g / 3.45oz Package Size: 8*7.5*5cm / 3.14 * 2.95 * 1.96in Packing List: 1 * Socket