About The Battery Usage - AT&T Pantech C630 Guia Del Usuario

Switch off in restricted areas
Always switch your phone off in areas where mobile phone use is
restricted.
Switch off in explosive or dangerous areas
Always switch your phone off in areas with explosive or dangerous
materials (such as fuels, fuel stations or areas containing chemical
goods) and obey any instructions or signals. Do not remove your mobile
phone's battery in such areas.
Switch off in aircraft
Always switch your phone off or select
> Settings > Profiles > Flight Mode) when you are in an aircraft. The
electromagnetic waves emitted by your phone may affect the electronic
navigation equipment in the aircraft.
Switch off in hospitals and near medical equipment
Always switch your phone off in hospitals, and obey the regulations
or rules of the hospital. Switch your phone off when using medical
equipment for private purposes, if possible. Always consult with the
medical equipment's manufacturer or an expert regarding phone use
near the medical equipment.
Installing a hands free device in your vehicle
Install vehicle hands free devices away from the steering wheel and
airbag expansion area, otherwise injury may result.
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Flight Mode (press the Menu
Mobile phones and other electronic devices
Mobile phones emit electromagnetic waves that may affect nearby
electronic devices. When it is switched on, do not place your phone
close to delicate electronic equipment.

About the battery usage

Your phone is powered by a Lithium Ion (Li-Ion) battery. This means
that, unlike other forms of battery technology, you can recharge your
battery while some charge remains without reducing your phone's
autonomy due to the "battery memory effect" inherent in those
technologies.
– Do not use a damaged battery or charger.
– Do not disassemble or open crush, bend or deform, puncture or shred
– Do not modify or remanufacture, attempt to insert foreign objects into
the battery, immerse or expose to water or other liquids, expose to fire,
explosion or other hazard.
– Do not put your battery into contact with conductive objects.
– Dispose of and recycle used batteries in accordance with local
regulations. Do not dispose of batteries by burning; they may explode.
– Do not use an unauthorized charger.
– Only use the battery for the device for which it is specified
– Only use the battery with a charging device that has been qualified
with the device per this standard. Use of an unqualified battery or
charger may present a risk of fire, explosion, leakage, or other hazard.
– Do not short circuit a battery or allow metallic conductive objects to
contact battery terminals.
– Replace the battery only with another battery that has been qualified