Checking The Battery Charge Status - Samsung GT-I9195 Quick Start Manual

Getting started
To save energy, unplug the charger when not
in use. The charger does not have a power
switch, so you must unplug the charger from
the electric socket when not in use to avoid
wasting power. The device should remain
close to the electric socket while charging.
Checking the battery charge
status
When you charge the battery while the device is off,
the following icons will show the current battery
charge status:
Charging
12
Fully charged