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! :
PS3 Controller Battery Replacement LIP1359 Battery for Sony Playstation 3 PS3 Dualshock 3 CECHZC2E CECHZC2U Controller - AliExpress
Do It Yourself] How to change a DualShock 3 internal batteryPS3Blog.net
Repair: Replacing a dead PS3 Dualshock 3 controller battery – Darian Cabot
Amazon.com: Hisewen PS3 Controller Battery, 2 Pack LIP1359 Replacement Battery Pack for Sony Playstation 3 PS3 Dualshock 3 CECHZC2E CECHZC2U Controller with USB Cable+Tools : Video Games
Amazon.com: PS3 Controller Rechargeable Battery Pack : Video Games
Amazon.com: Uwayor 2 Pack PS3 Battery for Sony Playstation 3 PS3 Dualshock 3 Controller CECHZC2E CECHZC2U, 1860mAh PS3 LIP1859 Replacement Battery with Tools : Video Games
How To: replace PS3 controller battery with like for like or upgrade it to a lithium polymer battery - YouTube
PlayStation 3 Controller Battery | 1800 mAh | Hand Held Legend
Replacement Battery compatible with Sony Playstation 3 Controller - Insten
impulsegamer.com - Replacing the battery in a PS3 DualShock Controller - impulsegamer.com
Amazon.com: Starnovo 1250mAh 3.7V LIP1472 LIP1859 Replacement Battery for Sony PS3 Playstation 3 Dualshock 3 SIXAXIS Wireless Controller, CECHZC2E, CECHZC2U : Video Games
4x Replacement Battery for Sony PlayStation PS3 Six Axis DualShock 3 Controller | eBay
Battery for SONY PS3 Controller Battery 3.7V - 1800mAh – Arcade Shock
Amazon.com: Pickle Power PS3 Controller Battery Replacement, 2 Pack LIP1359 Battery for Sony Playstation 3 PS3 Dualshock 3 CECHZC2E CECHZC2U Controller with USB Cable+Tools : Video Games
Repair: Replacing a dead PS3 Dualshock 3 controller battery – Darian Cabot
Amazon.com: Battery Replacement for Sony Playstation 3 SIXAXIS, PS3 Part NO LIP1472, LIP1859 CECHZC1U CECHZC1H CECHZC1E CECHZC1J : Video Games
Repair: Replacing a dead PS3 Dualshock 3 controller battery – Darian Cabot
DIY Dualshock PS3 Controller Battery Replacement by noysan3001 on DeviantArt
Battery Playstation 3 Ps3 Controller | Sony Playstation 3 Controller Battery - Batteries - Aliexpress