134BATTERY USEBATTERY USEYour cell phone is powered by a Lithium Ion (Li-ion) battery. Thefollowing Li-ion battery types can be used for your phone. (Contactyour local dealer for more information.)• Standard-type battery.• Slim-type battery.Precautions and tips while using the battery• Do not use a damaged battery or charger.• Use the battery only for intended purposes.• If you use your cell phone near its base station, battery life will beextended. You will then be able to enjoy a longer operating time.• Battery charging time depends on the remaining battery capacityand the type of battery and charger being used.• Battery life wears out with time.• Use only authorized batteries and chargers. Since overchargingmay shorten battery life, remove the battery from its charger onceit is fully charged. Unplug the charger once charging is complete.Leaving the battery in hot or cold places, especially inside a car insummer or winter conditions, may reduce the capacity and life ofthe battery. Always keep the battery under normal temperatures.Do not ground the battery. Grounding may occur when thebattery is in contact with a conductive object. A grounded cellphone may also damage the battery. Dispose and recycle usedbatteries in accordance with local regulations. Do not dispose ofthe batteries in fire. Do not use an unauthorized charger. In orderto prevent injury or burns, ensure that a metal object does notcome into contact with the + and – terminals of the battery.