Replacing your Go to product viewer dialog for this item. battery is a cost-effective way to revive an older device, especially if you are experiencing fast battery drain or unexpected shutdowns. Most replacement kits for this model are affordable, typically ranging from ~$9 to ~$19. Recommended Battery Replacement Kits

, this kit includes an "Extended Life" 1450 mAh battery and a step-by-step instructional video. iPhone 4S Premium Replacement Battery

: A popular choice on Amazon that includes a full toolset and a detailed installation guide. How To: Replace the Battery on your iPhone 4s!

: A budget-friendly standalone battery option available at RepairPartsUSA for those who already own the required repair tools. HDCKU Battery Replacement for iPhone 4S

For a successful DIY repair, it is highly recommended to buy a kit that includes the necessary tools, such as pentalobe and Phillips screwdrivers, a spudger, and adhesive strips. iPhone 4S Battery Replacement Part / Repair Kit Go to product viewer dialog for this item.