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l When the battery voltage >= 4.52V, the charging interface
prompts the user: Battery voltage too high. Please get your
battery replaced. Stop charging. The prompt disappears
when the voltage is lower than 4.52V.
l When charging with USB_IN>5.8V, the charging interface
prompts the user: Charging voltage too high. Use a different
charger. Stop charging. The prompt disappears when the
voltage is lower than 5.8V.
l Battery connection protection: The charging interface
prompts the user: Poor battery connection. Contact customer
service for help. The prompt disappears when you touch
"OK".
l When the temperature of the watch is too high while
charging, the watch will not be able to be fully charged.
l When the battery temperature is equal to or higher than 43°
C, the battery enters high temperature charging mode, and
the charging stops when the battery voltage reaches 4.135V,
which is about 75% charged. Without prompt.
12.26 Why does the watch get hot？
Causes of high temperature include:
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