Warnings And Precautions - Huawei W1 Quick Start Manual

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Warnings and precautions

This section contains important information pertaining to the operating
instructions of your device. It also contains information about how to use
the device safely. Read this information carefully before using your
device.
Electronic device
Power off your device if using the device is prohibited. Do not use the
device when using the device causes danger or interference with
electronic devices.
Medical Device
> Follow rules and regulations set forth by hospitals and health
care facilities. Do not use your device when using the device is
prohibited.
> Pacemaker manufacturers recommend that a minimum distance of
5.9 inch (15 cm) be maintained between a device and a pacemaker
to prevent potential interference with the pacemaker. If you are
using a pacemaker, use the device on the opposite side of the
pacemaker and do not carry the device in your front pocket.
> Some wireless devices may affect the performance of hearing aids.
For any such problems, consult your service provider.
> To ensure that the Hearing Aid Compatibility rating for your device
is maintained, secondary transmitters such as Bluetooth and Wi-Fi
components must be disabled during a call.
Potentially Explosive Atmosphere
Power off your device in any area with a potentially explosive atmosphere,
and comply with all signs and instructions. Areas that may have potentially
explosive atmospheres include the areas where you would normally be
advised to turn off your vehicle engine. Triggering of sparks in such areas
could cause an explosion or a fire, resulting in bodily injuries or even
deaths. Do not power on your device at refueling points such as service
stations. Comply with restrictions on the use of radio equipment in fuel