What is LED Indicator in Samsung Galaxy S3(GT-I9300)

Samsung Galaxy S-lll running on Android platform has a unique feature which allows the user to identify different notifications with the help of an LED Indicator. This is located on the front panel of the phone as shown below in the pic :

Users can set the LED of different color for different notifications. For e.g. : When the phone is on charge you will be notified on the LED with a specific color and if the user receives a mail, the color of notification will be different. This allows users to identify the notification without even unlocking the phone. Samsung GALAXY S-lll comes with three different kinds of notifications :

● Charging

● Low battery

● Missed event : missed call, mail, message