Lot of 2- Apple iPhone 4s (CDMA + GSM) A1387 Unknown carrier #112 | eBay
iPhone 4S vs iPhone 4: Hardware, Pricing, Carriers
Official iPhone 4 / 4S Battery Replacement Video & Instructions - iCracked.com - YouTube
iPhone 4S vs iPhone 4
For Apple iPhone 4 4S Back Battery Cover Rear Housing Door Case Back Panel For iPhone 4S Battery Cover Glass Body Replacement - Price history & Review | AliExpress Seller - BY-Parts