LED display, all known as light-emitting diode display, is a kind of display device using light-emitting diode (LED) as a display device.LED display can be divided into outdoor LED display, indoor LED display, stage LED display, LED display at the station, airport LED display, etc. LED display is categorized into the following types:

LED digital tube display: LED digital tube display is a kind of LED display with LED digital tube as the display device.LED digital tube can be divided into single-color LED digital tube, double-color LED digital tube, full-color LED digital tube and so on.

LED dot matrix display: LED dot matrix display is a kind of LED display with LED dot matrix as the display device, LED dot matrix can be divided into single-color LED dot matrix, dual-color LED dot matrix, full-color LED dot matrix, etc..

LED video display: LED video display is a kind of display device using LED light-emitting diode as the display device.LED video display can be divided into single-color LED video display, dual-color LED video display, full-color LED video display, etc..

LED light source display: LED light source display is a kind of display equipment with LED light source as the display device, LED light source display can be divided into single-color LED light source display, dual-color LED light source display, full-color LED light source display and so on.

The working principle of LED display is to display image or text through the brightness of LED lights.