Optimizing Battery Life - Google Nexus One User Manual

Android basics

Optimizing battery life

You can extend your battery's life between charges by turning off features that you
don't need. You can also monitor how applications and system resources consume
battery power.
To extend the life of your battery
Turn off radios that you aren't using.
S
If you aren't using Wi-Fi, Bluetooth, or GPS, use the Settings application to turn
them off. See "Wireless & networks" on page 309 and "Location & security
settings" on page 316. (The GPS receiver is only turned on when you're using an
application that makes use of it.)
S Turn down screen brightness and set a shorter screen timeout.
See "Sound & display settings screen" on page 314.
S If you don't need them, turn off automatic syncing for Gmail, Calendar, Contacts,
and other applications.
See "Configuring account sync and display options" on page 115.
S Use the Power Control widget to check and control the status of radios, the display
brightness, and syncing.
Adding widgets is described in "Customizing the Home screen" on page 58.
To check the battery charge level
S On the Home screen, press Menu
Status.
The battery status (charging, discharging) and level (as a percentage of fully
charged) are displayed at the top of the screen.
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and touch Settings > About phone >
Nexus One User's Guide
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