following the volume. The volume is higher, the indicator light is brighter.
Notice: the brightness bar would not be working when“Follow the volume” is chosen.
Indicator status
1)Constantly on/Pulsing/Off options are available in both working and charging modes.
2)When the M15 is in the working and charging modes simultaneously, the charging mode will be
prior.
Sleep
Sleep means the screen will turn off if there is no operation. The time to enter sleep mode can be
set.