Description: Suitable for Raspberry Pi B+, 2, 3/ Banana pi M1, Banana pi M3, Banana PR, and NanoPi2/M2 It can also charge your micro USB device such as your mobile phone. USB Type-A Male + Pushbutton Switch + Micro USB 5Pin Male USB power output, you can use switch power supply, no need to pull the line Support 2A--3A current Package Includes: 1Piece Micro USB Power Supply Cord with Switch