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If the power cable is damaged (for example, the lead is
exposed or broken), or the plug loosens, stop using the cable
at once. Otherwise, it may lead to electric shock, short-circuit
of the charger, or a fire.
Do not dispose of batteries in fire as they may explode.
Batteries may also explode if damaged.
Clearing and Maintenance
The device, battery, and charger are not water-resistant
Keep them dry. Protect the device, battery and charger from
water or vapor. Do not touch the device and charger with a
wet hand. Otherwise, it may lead to short-circuit or
malfunction of the device and electric shock to the user.
Do not place your device, battery, or charger in places where
it can get damaged because of collision. Otherwise, it may
lead to battery leakage, device malfunction, overheating, fire,
or explosion.
Do not place magnetic storage media such as magnetic cards
and floppy disks near the device. Radiation from the device
may erase the information stored on them.
Do not leave your device, battery, or charger in a very hot or
cold place. Otherwise, they may not function properly and
may lead to a fire or an explosion.
Do not place sharp metal objects such as pins near the
earpiece. The earpiece may attract these objects and hurt
you when you are using the device.
Before you clean or maintain the device, power off the device
and disconnect it from the charger.
Do not use any chemical detergent, powder, or other
chemical agents (such as alcohol and benzene) to clean the
device and the charger. Otherwise, parts of the device may
