Uk double wall socket with 2 built in usb charging ports the usb charge ports can supply a shared maxium current of 2 amps ie 2a from 1 port or 1a from both ports specifications working voltage 13a 250v working temperature 15 to 40 c usb output 2a 5v uk 3 pin socket output 13a 250v fits any standard back box minimum depth of 25mm safety information dimensions mm hxwxd 145 x 85 x 25 we recommend using a competent person for installation only suitable for indoor installations be