This power cord has a 2.1mm x 5.5mm DC barrel plug on one end and a JST BEC female on the other. This is just what you need to use JST BEC connector equipped battery packs with your A/V device. Approximately six inches long.

For example, with a compatible LiPO battery pack, it can be used to power a 12VDC wireless A/V transmitter that has a 2.1mm barrel jack type power jack. The 2.1mm barrel plug has a positive polarity center pin.

To see the batteries we stock that mate with the JST BEC connector: click me!