LG XG9QBK Owner's Manual page 10

Use Status
When you turn on the speaker or press and hold the Power
for 3 seconds according to the battery status.
LED
Note
• The battery status cannot be checked while charging.
10
button for 2 seconds, the battery LED is turned on
LED Status / Battery Status
Turns on in green. / The battery level is above 70 %.
Turns on in amber. / The battery level is between 10~70 %.
It blinks red continuously and you can hear a notification sound once. /
The battery level is below 10 %, and the battery needs to be charged.