USB 2.0 A Type Male to 5.5 x 2.5mm DC 5V Power Plug Barrel Connector Charge Cable

Provides 5V DC from USB・訓ower devices from a USB to 5.5MM port

For small electronics and devices which use an 5.5mm barrel jack for a power cable

Length: 80 cm

You also need the DC 5.5*2.1mm Power cable・?please buy from belowing:

http://www.cable.cc/index.php?main_page=advanced_search_result&search_in_description=1&keyword=U2-184&x=-1080&y=-96