1. Turn off the push notification feature
This feature will be a ‘killer’ biggest battery on the iPhone. For some reason, application developers typically activate this feature. However, many are not. To disable it, go into the settings.
2. Turn off push email
iPhone is not as sophisticated BlackBerry for business push email.Baterai iPhone only lasted for two hours only if the feature is enabled. Open an email at certain times only. It’s enough to help save on battery life.
3. Turn off unused features
Turn off Wifi and 3G features if it is not used in the trip. It’s enough to make batteries run out quickly. As soon as any other application that must be set manually. Immediately turn off unused applications.
4. Turn off the backgroud task
The user should not be doing this, but now with iOS4 iPhone can now be used in multitasking so you can easily find the applications that eat the battery a lot.
5. Adjust the screen brightness automatically
When a user is in the room a little darker then the iPhone will be much brighter screen to facilitate vision. Vice versa, when a dark screen will be dimmed. Brightness factors affect battery performance.
6. Notice the feedback game
Many games that take advantage of features on the iPhone to simulate vibration feedback, of course, this will waste battery life. Just turn off the vibration feature.
7. Prepare a backup battery
Battery is not just any other batteries such as mobile phones. Lately, there are some iPhone casing which also offers an external battery features in it. But the price is quite expensive. This is only an option only.
8. Periodically synchronize the iPhone
Although users do not install new applications, would be better to synchronize the iPhone with the latest firmware update. That said, some Apple updates can also increase cell phone battery.