The masterplug 822u is a 2 gang switched socket with outboard rockers and 2 x type a usb sockets it is ideal for charging ipad iphone tablets mobiles cameras and more the socket outlet has a minimum mounting box depth of 25mm making it ideal for retrofit it is twin earth fitted as standard to allow a double earth facility for installations requiring high integrity protective connection ref bs 76712008 manufactured to bs 5733 and bs en 50950