LG TONE Free Manuel D'utilisation page 16

Make sure that an infant or child does not swallow a magnet or a small
component of the product.
Make sure that foreign objects do not enter the charger's connectors
(charging port and power plug). Failure to do so may result in fire or
electric shock.
If you have a medical device implanted, contact your doctor before using
this device.
This product has a built-in battery, and the battery cannot be removed or
replaced arbitrarily.
For your safety, do not remove the battery incorporated in the product.
If you arbitrarily replace the battery or don't replace it correctly, it may
explode.
The lithium-ion battery is a hazardous component that can cause injury.
Battery replacement by an unqualified professional can cause damage
to your device.
Do not discard the battery arbitrarily. Follow the local procedure for
discarding batteries.
Risk of fire or explosion if the battery is replaced by an incorrect type.
Do not store or transport at pressures lower than 11.6 kPa (0.116 bar)
and at above 15,000 m (9.32 miles) altitude.
Replacement of a battery with an incorrect type that can defeat a
safeguard (for example, in the case of some lithium battery types).
Disposal of a battery into fire or a hot oven, or mechanically crushing or
cutting of a battery, that can result in an explosion.
14