Well, take a look at this. Energizer’s new AP1201 case for the iPhone 4 looks damn good. It offers protection for your device by way of silicone rubber but the big thing is, it actually charges your iPhone at the same time. Energizer even claim that this case will double the life of your iPhone 4, we don’t know about that, we haven’t tried it yet but this looks like just the thing we are looking for, more below. The AP1201 extends battery life for up to 200 extra hours of standby time, 27 extra hours of music time, 7 extra hours of video time, or 5 extra hours of…