Amazon.com: PS3 Controller Rechargeable Battery Pack : Video Games
Cameron Sino
How To: replace PS3 controller battery with like for like or upgrade it to a lithium polymer battery - YouTube
Μπαταρια χειριστηριου Sony PlayStation 3 (PS3) Sixaxis
Replaced PS3 controller battery with old cell phone battery to avoid buying new controller. Should I be worried? It's not pretty, but it seems to work fine takes a charge again! :
BATTERY PACK LI-ION 1800MAH ΜΠΑΤΑΡΙΑ ΧΕΙΡΙΣΤΗΡΙΟΥ FOR PS3 LIP1359
Amazon.com: VOYEE Wireless Controller Compatible with Playstation 3 PS-3 Controller with Upgraded Joystick/Rechargerable Battery/Motion Control/Double Shock (Gold) : Video Games