Battery for SONY PS3 Controller Battery 3.7V - 1800mAh – Arcade Shock
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! :
Controller Battery PS3 | Skroutz.gr
Μπαταρια χειριστηριου Sony PlayStation 3 (PS3) Sixaxis
Battery Playstation 3 Ps3 Controller | Sony Playstation 3 Controller Battery - 10 Pcs - Aliexpress