rechargeable battery for PSP wireless controller

1) Accessory for PS3
2) Open the bottom cover of the PS3 wireless controller.
3) Change the wireless controller battery.
4) Close the bottom cover then fasten the screw.
5) when the wireless controller has power off, you can use USB charge cable.

   Insert the USB port on the console or computer, then insert the other end

   to the wireless controller, it can prolong the using time of it.