Siemens Vibe User Manual page 12

5) General notes on safety
NOTICE
Leaking batteries damage the instrument.
Remove batteries when the instrument is not in
use for a prolonged period of time.
Turn your hearing instrument off when not in use
to preserve the battery.
WARNING
Risk in explosive environments, e.g. mining areas!
Don't use your hearing instruments in areas
where there is a danger of explosions.
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