1.Definition of RGB light bar: RGB light bar means that each LED welded on the LED light bar consists of three chips: red, green and blue. They can emit red, green and blue monochromatic light respectively, or three chips can emit light together to form white light. If you add a controller, you can realize the sequential change of red, green, blue and white and the flashing effect. RGB means red, green and blue, not seven colors. Second, the definition of colorful LED strip: colorful LED strip refers to an LED strip welded with seven different colors, which means it belongs to mixed LED strip, and such LED strip is calLED colorful led strip.