signia Styletto X, Руководство пользователя

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Observe the operating conditions. Refer to the section
"Operating, transport, and storage conditions".
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Pay special attention to protect your device from extreme heat
(e.g. fire, microwave oven, induction oven or other high induction
fields) and sunlight.
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Charge your hearing instruments only with the approved
charger. Ask your Hearing Care Professional for support.
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Do not disassemble the device.
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Do not use the device in explosive atmospheres.
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Do not use devices that are deformed or obviously damaged.
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Do not use the device when its performance after charging
decreases considerably. Return the device to your Hearing Care
Professional.
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Do not dispose of the device in fire or water.
Replacement and repair have to be performed by a professional.
Therefore:
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Do not repair or replace the lithium-ion rechargeable battery
yourself.
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In the unlikely event of a lithium-ion rechargeable battery
bursting or exploding, keep all combustible materials away.
In any of the above cases, return your device to the Hearing Care
Professional.
WARNING
Risk of electric shock!
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Connect the charger only with a USB power supply which
complies with IEC 60950-1 and/or IEC62368-1.