About the battery
Your phone has a removable, rechargeable battery. Use only Nokia approved chargers
designated for this phone. You can also use a compatible USB data cable to charge
your phone.
When the battery charge is low, power save mode is activated. To deactivate power
save mode, press the power key , and select
Deactivate power saving
. When power
save mode is activated, you may not be able to modify the settings of certain
applications.