4. 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 140°F (60°C), such as on a car dashboard, window sill, or behind a 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.
5. Prevention of hearing loss
Permanent hearing loss may occur if earphones or headphones are used at high volume
for prolonged periods of time.
6. Safety in aircraft
Due to the possible interference caused by this product to an aircraft's navigation system
and its communications network, using this device's phone function on board an airplane
is against the law in most countries. If you want to use this device when on board an
aircraft, remember to turn off your RF on your phone by switching to Airplane Mode.
7. Environment restrictions
Do not use this product in gas stations, fuel depots, chemical plants or where blasting
operations are in progress, or in potentially explosive atmospheres such as fueling
areas, fuel storehouses, below deck on boats, chemical plants, fuel or chemical transfer
or storage facilities, and areas where the air contains chemicals or particles, such as
grain, dust, or metal powders. Please be aware that sparks in such areas could cause
an explosion or fire resulting in bodily injury or even death.
8. Explosive atmospheres
When in any area with a potentially explosive atmosphere or where flammable materials
exist, the product should be turned off and the user should obey all signs and
instructions. Sparks in such areas could cause an explosion or fire resulting in bodily
injury or even death. Users are advised not to use the equipment at refueling points,
such as service or gas stations, and are reminded of the need to observe restrictions on
the use of radio equipment in fuel depots, chemical plants, or where blasting operations
are in progress. Areas with a potentially explosive atmosphere are often, but not always,
clearly marked. These include fueling areas, below deck on boats, fuel or chemical
transfer or storage facilities, and areas where the air contains chemicals or particles,
such as grain, dust, or metal powders.
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