Samsung Galaxy S II Online User's Manual page 75

Power Saving Mode
Use Power Saving Mode to manage your phone in
order to save power.
1.
Press and tap
.
mode
2.
Tap the
Power saving mode
to activate the feature.
3.
Tap
Power saving mode
CPU power saving
performance of the CPU (Central Processing
Unit).
Screen power saving
screen.
Background color
the background color when using the Internet
app.
Turn off haptic feedback
not vibrating for notifications and screen touches.
Learn about power saving mode
information about practices that can conserve
battery power.
> Settings > Power saving
OFF/ON slider
to choose options:
: to limit the maximum
: to use low power for the
: to allow the phone to change
: to extend battery life by
: to view
Battery
View the amount of battery power used for phone
activities from this menu.
1.
Press and tap
2.
Tap ,
Screen Android System
items to view the battery usage for that item.
> Settings > Battery .
, or one of the listed
2C. Settings 60