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Do not put the handset’s battery in your mouth, as battery electrolytes may be poisonous if
swallowed.
Do not attempt to dismantle the handset or any of its accessories.
Do not put a battery into a microwave oven, dryer, or high-pressure container.
Do not contact battery directly to an electric outlet or cigarette lighter charger. Use only
approved charger units.
Do not pierce battery with a sharp object such as a needle.
Do not disassemble or modify the battery.
Do not use a damaged or deformed battery.
Do not drop, throw, or subject the handset to rough treatment.
Do not solder the battery directly.
Stop using the battery if abnormal heat, odor, discoloration, deformation, or abnormal
condition is detected during use, charge, or storage.
Remove the battery whose life cycle has expired from equipment immediately.
This equipment is fitted with an internal battery. Take it to a qualified service engineer when
the replacement of the battery is required.
The earpiece may become warm during normal use. Also, the handset itself may become
warm while the battery is being charged.