LED display is a flat panel display, which is composed of small LED module panels, and is used to display various information such as text, image, video, video recording signal, etc.LED,LED.It is a diode made of gallium (Ga) and arsenic (As), phosphorus (P), nitrogen (N), indium (In) compounds by controlling the display mode of semiconductor light-emitting diodes. When electrons and holes are combined, they can emit visible light, so they can be used to make light-emitting diodes.It can be used as an indicator light in circuits and instruments, or as a text or digital display.Gallium arsenide phosphor diode emits red light, gallium phosphide diode emits green light, silicon carbide diode emits yellow light, and indium gallium nitride diode emits blue light.
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