The N900’s battery hold up is sincerely decent to begin with, though we can get some-more out of any assign with the integrate of elementary tips:
1. Lower the phone arrangement liughtness as well as shift the backlight time-out to 10 seconds. Also, invalidate touch-screen quivering as well as capacitate Power saving mode. Located in Settings -> Display. 2. Turn off the presentation light. Settings -> Notification light. 3. Turn off all pass as well as touch-screen receptive to advice effects. Settings -> Profiles. 4. Turn off Bluetooth. Settings -> Bluetooth. 5. Force wi-fi/WLAN to usually bond manually. Settings -> Internet connections. 6. Close any using applications which aren’t necessary. 7. If the E-mail focus is set to automatically update, enlarge the Update interval. E-mail focus -> Settings. 8. If the RSS feed reader is set to automatically update, enlarge the Update interval. RSS focus -> Settings. 9. Turn off the GPS as well as invalidate network positioning. Settings -> Location.