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• Operating the device may interfere with medical
instruments such as hearing aids and pacemakers.
Always keep the device more than 20 centimeters
away from such medical instruments when your device
is powered on. Power o the device if necessary.
Consult a physician or the manufacturers of medical
instruments before using the device if necessary.
• Be aware of the usage limitation when using the device
at places such as oil warehouses or chemical factories,
where there are explosive gases or explosive products
being processed. Power o the device if necessary.
• Do not use electronic transmission devices in aircraft,
at petrol stations or in hospitals. Observe and obey
all warning signs, and power o the device in these
conditions.
• Do not touch the inner antenna area unless necessary.
Otherwise the performance of the device may be
aected.
• Do not use the device in an enclosed environment or
where heat dissipation is poor. Prolonged work in such
space may cause excessive heat and raise ambient
temperature, which may lead to automatic shutdown of
the device for your safety. In the case of such an event,
cool the device in a well-ventilated place before turning
on for normal use.
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