There are the ways to extend the battery life of iPhone 3G.
3G: The new iPhone is released to the market with 3G that its capabilities powerful for quicker emailing, faster downloads, speedier maps, and much more, but not cover a all areas and poor in some locations. 3G network can be turned off completely in the iPhone’s settings menu and you should to do this if it is rarely used. This is one way to improve your battery life.
It seem like there are two essential things people living in today world can not take far away from them. One is a computer especially notebook computer which allow those to take along with them anywhere they go, and the second one is mobile phone that will encourage the confidence of people during entire day particularly when they are at outside.
However, computer when compared to mobile phone, the requirement of it is sound like less than mobile phone as the phone today most include features and functions similarly what computer can do, for example internet access, e-mail, taking picture, running multimedia file, and others.