Keep Your BlackBerry Batteries Save

How to keep or saving energy for BlackBerry Batteries, bellow are some tips that i take for BB website
Charging
Charge BlackBerry® smartphone as much as possible
Use wall chargers as the preferred charging method

Media
Reduce volume
Use headphones
Load media using the BlackBerry® Desktop Manager (Avoids resizing)
Turn off equalizer settings (Media – Options)

Browsing
Visit mobile sites where applicable
Turn Repeat Animations to a lower setting (Browser – Options – General Properties)
Close browser when finished using (close with ESC key, not red End key)

Screen/Keyboard
Reduce Backlight Timeout (Options – Screen/Keyboard)
Reduce Backlight Brightness (Options – Screen/Keyboard)
Holster smartphone (turns off LCD automatically)
Set Audible Roll to mute (Options – Screen/Keyboard)
Key Tone Off (Options – Screen/Keyboard)
Use a sleeve when storing the smartphone in a pocket

Network Connections
Turn off unused connections when not in use, i.e. GPS, Wi-Fi®, Bluetooth®
Use Auto On/Off
Use single mode only (1XEV, 2G only, 3G only)

Shortcuts
Use shortcuts instead of activating Java® menus (Browser – Options – Browser Configuration)
Camera
Turn off flash (Camera – Options)
Set picture size to Small (Camera – Options)
Set Color Effect to Normal (Camera – Options)
Set Picture Quality to Normal (Camera – Options)

Applications
When exiting, be sure to close the app, not leave it running in the background (close with ESC key, not red End key)
Log out of third-party applications when they are not needed (Instant Messaging, etc.)

Indicators
Set Audible notification to Off (Profiles)
Turn off coverage LED (Profiles)

GPS
Use the zoom out function to get the largest viewable area that you can still use usefully
To learn more about making the most of your BlackBerry smartphone, view an interactive demo.
Source:  http://na.blackberry.com/eng/support/blackberry101/tips/saving.jsp