Graphical user interface GUI is called the visual graphic display on a screen located between the user and functional electronic devices such as computers, personal devices, hand-held type (MP3 players, portable media players and devices to play) devices appliances and some office equipment. In order to present all information and actions available provides a GUI icons and visual indicators, in contrast to text-based interfaces, which provides only command name (which must be typed) or text navigation. You can the best user experience with LED displays. There are a lot applications for LEDs for example led signs. LED displays available in many devices like cellular phones, televisions. It is highly used for his high contrast and clear view. LED also consumes less power than LCD displays.