20 - 30 minutes
Battery needed exchange due to fast unload.
The repair went well. I first viewed the short, informative video, then started the repair myself. I enlarged some of the photos of the connections to be sure I did it right. Everything went fine on the first go!
Stay calm, no need to rush. Be accurate when assembling all parts.
iPhone 3GS Replacement Battery
Anti-Static Wrist Strap
Classic Pro Tech Toolkit
Magnetic Project Mat