Incase EC20009 Power Slider Case for Apple iPhone 3G, Black
So I was going to take a long seven hour road trip from Silicon Valley to Southern California and my cigarette lighter in my car had a blown fuse so I wouldn't be able to power too long my new iPhone 3G during my trip... which meant very limited music or podcast use and most importantly limited use of the GPS app for a new place I was going to? Now way! I went to Best Buy to see what alternatives they had and they showed me this product... W-O-W.. freak'n amazing. First of all, it is acts as a second batter