One of the things now, Apple seems to have definitely improved in iPhone-4 is the battery life, I have heard almost no complaints from people in their iPhone-4 running out of battery, but I have heard a few iPhone 3G users who are not so lucky.But then again the battery is said to last up to 300 hours and a lot more than the previous iPhone battery models. Thank you also more energy efficient Apple A4 chip you get juice than before. But still, Apple-design's crazy policy will not allow you to easily remove the battery or replace it, so you can forget about layers, one with you.
If you are the authority, or a frequent traveler, you will probably find that you are running low on battery power is dangerous at times, as well as it could be the solution for you and save your neck, it would be running out of battery as an important call your boss.
Military power jumps 4 can be your rescue, he says, double your iPhone-4 and the battery said to be the world's thinnest lithium-Ion battery case yawiteans has an impressive 1600mAh!
