LG R105 User Manual page 11

Battery Charging and Alerts
The Power LED indicates the battery level.
Power LED
Green Red Red blinking
(with the cable disconnected)
Battery Status More than 15% 5–15% Less than 5%
Open the bottom cover of the product and connect the charger to the USB port.
Power LED
Red Green
(with the cable connected)
Battery Status Charging Completed
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