Official microUSB Power Supply for Raspberry Pi 3 Model B - US Plug
This is the official Raspberry Pi 3 Model B power supply from Raspberry Pi, for use in the United States. These PSU also available in units (RS 121-5944) or boxes of 120 (RS 125-0873).
5.1 V power supply Wall mount plug Fixed USA head 1.5 m black cable Short-circuit, over-current and over-voltage protection
Note
The Official Pi 3 Power Supply Unit is for the Pi 3 board only. The power supply unit is not for general purpose power supply.