Stontronics Power Supply The Stontronics power supply unit for the Raspberry Pi has a regulated output voltage of 5.1VDC. It supports numerous applications due to a wide range of input (90-264VAC) that complies with the universal standard. This mains power supply has a 1.5m cable and a micro USB plug. It has 2 interchangeable plugs so you can use it in the UK and Europe.<BR/>Note:<BR/>The Official Pi 3 power supply unit is for the Pi 3 board only. The power supply unit is not for any general-purpose power supply. Features and Benefits Nominal output power is 13W<BR/>short-circuit<BR/>Over-current and over-voltage protection<BR/>Low standby current consumption<BR/>Class II double insulated <BR/>ERP level 6 efficiency rating<BR/>Nominal load current is 2.5A<BR/>50,000 hour MTBF