This Evolve 13A double power socket from British General comes with two USB charging ports A C, allowing you to plug in an electrical device and charge mobile devices simultaneously without having to sacrifice a power socket. The socket has been designed with angled in line colour coded terminals and backed out captive screws for ease of installation, and fits a 25mm back box making it an ideal retro-fit replacement for existing sockets, and has a low profile screwless flat plate that clips on and off, making it ideal for modern interiors.