
We need all ideas that we can get for battery saving. There is no such thiing as repeat tip of too many tips!
This phone is great as long it has 3G Data connection along with enough power and enough free memory.
There’s a screen built into Android that most casual users probably don’t even know about, and it can tell you exactly what is killing your battery. Head into Settings –> About Phone –> Battery use to see what has been killing your battery life.
Phone radio is always searching for 3G Data signal. The areas where there is no 3G Data signal or poor 3G Data signal, phone radio consumes more battery while searching for signal frequently. One can set phone to Airplane mode when there is poor 3G Data signal or no 3G Data signal or when 3G Data is not in use.
Adjust the Backlight to be Less Bright
Head into Settings –> Display –> Brightness, where you can choose to automatically adjust, which usually works fairly well, or you can just turn the brightness down to the lowest acceptable level.
Disable Animated / Live Wallpaper
Do not use phone when it is too hot. Turn off the phone completely and wait until it cools down.
Disable Home Screen Widgets You Don’t Need - Too many widgets drain battery quickly
Disable or Remove Applications That You Aren’t Using
Head into Settings –> Applications –> Manage Applications and then you can click the Uninstall button for an app.
Turn off the phone vibration function. (Settings » Sound & display » Phone vibrate)
Turn off keyboard feedback
Manually turn off the screen when not in use.
Turn off haptic feedback
Disable Apps that Sync Constantly
Keep speaker phone volume low when playing YouTube or Music player
Too much Camera use drains battery
Disable GPS, Bluetooth, wi-fi, Background Data
Reduce timeout for screen and keyboard to 30 seconds
Clean Cache
I use Go launcher Ex Home Replacement App that allows me to monitor Apps that are running and gracefully close the ones that I do not need. Also, Android Assistant App (with 12 functions) allows me to monitor battery use, Save Battery settings, etc.
For more tips, search term - android battery saving tips - in Google. (

)
As always, carry your wall charger and car charger always with you.