Amazon.com: Battery for iPhone 3GS 8GB 16GB with Tools Kit Card Reader- NOT for iPhone 3G : Cell Phones & Accessories
iPhone 3GS battery swells to absurd size [Update] | Engadget
Original Battery replacement for iPhone 3GS
OEM Battery for iPhone 3G Only Not 3GS Used Tested | eBay
Apple iPhone 3GS Battery APN: 616-0435 Capacity: 1220 mAh for A1303 A1325 | eBay
iPhone 3GS Replacement Battery – iFixit Store
Amazon.com: uNu iPhone 3G 3Gs External Battery Case with Camera Flash-Glossy White : Cell Phones & Accessories
I was planning to use my old iPhone 3GS for weekend project but I discovered that the screen was popped out and the back was bulging, I took it apart and this
It seemed like it was getting bigger, then the screen popped off" iPhone 3Gs : r/techsupportgore
Door with Chrome Bezel for Apple iPhone 3GS Blue Rear Back Panel Housing Battery | eBay
Apple iPhone 3G 3GS A1241 A1303 A1324 A1325 Battery Repair Replacement Service | eBay