LG MS690 Owner's Manual page 98

Important Health Information and Safety Precautions
96
Only use the battery with a charging system that has been
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qualified with the system per this standard, IEEE-Std-1725-200x.
Use of an unqualified battery or charger may present a risk of fire,
explosion, leakage or other hazard.
Replace the battery only with another battery that has been
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qualified with the system per this standard, IEEE-Std-1725-200x.
Use of an unqualified battery may present a risk of fire, explosion,
leakage or other hazard.
Avoid dropping the phone or battery. If the phone or battery is
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dropped, especially on a hard surface, and the user suspects
damage, take it to a service center for inspection.
If the battery leaks:
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Do not allow the leaking fluid to come in contact with skin or
clothing. If contact occurs, flush the affected area immediately
with clean water and seek medical advice.
Do not allow the leaking fluid to come in contact with eyes. If
contact occurs, DO NOT rub;
rinse with clean water immediately and seek medical advice.
Take extra precautions to keep a leaking battery away from fire as
there is a danger of ignition or explosion.
SAFETY PRECAUTIONS FOR DIRECT SUNLIGHT
Keep this product away from excessive moisture and extreme
temperatures. Do not leave the product or its battery inside a
vehicle or in places where the temperature may exceed 60°C
(140°F), such as on a car dashboard, window sill, or behind glass
that is exposed to direct sunlight or strong ultraviolet light for
extended periods of time. This may damage the product, overheat
the battery, or pose a risk to the vehicle.