Batteries on steroid?

...not quite but it will seem that way when you follow these tips.When I 1st bought the Iphone and tinkered with the preferences under general settings. my battery was dead within 1 hour. If you are not using bluetooth turn it off. This is a major drain. Adjust the brightness of the screen to a lower setting. If you are a techie and have loaded an SSH client onto the device turn it off. when not in use. A huge energy saver is setting the auto-lock to 1 minute versus 5 minutes or never, this will dim your phone. Another huge drain on the battery is the E mail auto check set it for very 10 minutes and it taxes the battery, try using the once every hour setting. Try these tips and you will love the new found battery life. it will stay charged for at least 20 hours with moderate use The tweaks can be found under settings and then go to brightness, general and mail settings to apply the changes.