If your iPhone has a case of the "I can’t make it through half a day on one charge," it may be time for a replacement battery. if you’re looking to replace the battery in your iPhone and you’re feeling adventurous, we ripped apart a first-generation iPhone and iPhone 3G on video just for you. A word of caution, while the iPhone 3G and 3GS are relatively simple to take apart, the original iPhone can be difficult and there is a high likelihood that you’ll damage the case. You have been warned! What You Need: > New iPhone battery (3G and 3GS $19.95, ifixit.com . First Generation – $14.95 iFixit.com ) > Phillips 00 screwdriver (iFixit includes one with your battery) > Two spudgers (we used one pointy black spudger and one flatter greenish spudger) > A soft cloth to cover your work surface > Small suction cup ($2.95, ifixit.com) Replace the original iPhone’s battery: Replace the iPhone 3G and 3GS’s battery:



