Patpet B801, Руководство пользователя, Страница: 9 / 19

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Low battery warning
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After the device is fully charged, please test if it works normally
When the battery voltage is lower than 3.3 V, the prompt message
“LOW BATTERY” will appear on the screen and then the device will be
automatically turned off. In that case, the device can be put into use again
after recharging.
(PLEASE CHARGE THE DEVICE BEFORE USE!)
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Charging instructions
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Charging requirements
A. Charging display: The battery power icon is displayed in four divisions;
the icon will turn red in case of only one division, and turn green in case of
two, three or four divisions.
During charging, the charging status is displayed, followed by a beep,
indicating successful charging connection.
The charging cable is a DC interface and the input voltage is 5V
.
During charging, four divisions of battery power icon light up gradually,
indicating that the device is being charged.