Huawei EO-SG900 User Manual page 9

Measuring the battery
charge
Press and hold the [Talk] and
[Volume (-)] buttons simultaneously.
The status indicator flashes 4 times
in different colours, according to the
charge left in the battery.
8
Charge level
More than
80 %
30–80 %
Less than 30 %
Indicator
colour
Blue
Purple
Red