Light Emitting Diode(LED)
belong to
LED, but LED is not necessarily RGB.
Light emitting diode, RGB
LED is just a series of LEDs.
Generally, LED is a single lamp, but RGB.
LED can emit several different colors of light, which can be realized and controlled by program control. This LED has three chips. R is red chip, G is green chip, and B is blue chip, all of which correspond to English initials.