Dual UK power sockets and USB Charging Plate allows you to charge/power 2 x USB devices, as well as supply power to 2 normal household appliances.  The USB charging sockets are compatible with items such as Smartphones, Music Players, Cameras, Tablets and other devices that require charging via a USB port. The USB charging sockets are limited at 2 Amps for both ports, with intelligent current control which allows up to 2A on one port only. If the current exceeds this it will automatically trip off to protect your device. The wallplate also features 2 switchable UK 3 pin power sockets and will fit any standard back box (minimum depth of 35mm). THIS ITEM MUST BE INSTALLED BY A QUALIFIED AND COMPETENT PERSON, in accordance with the current edition of the IET Wiring Regulations (BS7671) & Building Regulations.  DO NOT MEGGER TEST, THIS WILL DAMAGE THE USB PORTS.Specifications Working voltage: 13A, 250V Working temperature: -20 - 80o C  Maximum USB Output: 2A, 5V combined UK 3 pin socket output: 13A, 250V Relevant standards BS5733:2010+A1:2014 Specification(s) directive(s) BS1363-2:1995+A4:2012 EN60950-1:2006+A11:2009+A1:2010+A12:2011+A2:2013  Warranty:  1 Year Return To Base Warranty What's in the Box?Brushed Chrome 2 Way UK Power Socket With USB Charging Ports Wall Plate