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◆ Operating Environment
• Do not use or charge the device in dusty, damp or
dirty places or places with magnetic fields.
Otherwise, the circuit may not function properly.
• On a thunder and stormy day, do not use your
device, to prevent any danger caused by lightning.
• Use accessories authorized by manufacturers.
Using unauthorized accessories will render the
warranty null and void.
• Because device needs to eliminate heat during
working, put the device and the power supply in a
ventilated and shadowy place. Never airproof the
device or put something on it or place it near water,
fire as well as inflammable and explosive materials.
• The antenna(s) used for this transmitter must be
installed to provide a separation distance of at least
20cm from all persons.
• Keep the ambient temperature between -10 ℃ to
45 ℃ for using the device.
◆ Safety of Children
Please comply with all precautions with regard to
children's safety. Letting the child play with your
device or its accessories, which may include parts
that can be detached from the device, may prove
dangerous, as it may present a choking hazard.
Make sure that small children are kept away from the
device and accessories.
◆ Accessories
Use only the accessories delivered by manufacturer.
Using accessories of other manufacturers or vendors
with this device model might invalidate any approval
or warranty applicable to the device, might result in
the non-operation of the device, and might be
dangerous.
◆ Charger
• Unplug the charger from the electrical plug and the
device when not in use.
• Use the AC power supply defined in the
specifications of the charger. An improper power
voltage may cause fire or the charger may not
function properly.
• 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.
◆ Clearing and Maintenance
• The device and charger are not water-resistant
Keep them dry. Protect the device 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.