Official microUSB Power Supply Unit for Raspberry Pi 3 Model B
The power supply is an integrated cable and microUSB plug. There are also four interchangeable mains adaptors — you can use the PSU in the UK, Europe, Australia and the United States.
2.5 A 5.1 V power supply
1.5 m cable
Short circuit, over-current and over-voltage protection
Low standby current consumption
Class II double insulated
ERP level 6 efficiency rating
The power supply unit for Pi 3 is for use with Pi 3 only.