LG TONE Free User Manual page 13

UVnano
NOTE: The UVnano indicator turns on blue while the UVnano LED is on.
The UVnano LED in the charging case eliminates up to 99.9% of Staphylococcus
aureus and Escherichia coli inside the earbud hole.
In the case of a white product, discoloring may occur in the contact area of the
UVnano LED, but it does not affect the product function.
The UVnano LED does not turn on while charging wirelessly.
CAUTION: Be aware that the temperature of the earbuds may rise while the UVnano
!
LED is on.
The charging case has a built-in UVnano LED,
which allows you to use your earbuds cleanly.
If you charge the earbuds wired after
mounting them on the charging case and
closing the cover, the UVnano LED operates
for 10 minutes.
*UVnano is a compound word derived from the
words UV and its unit, nanometer.
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