History for led technology is not long,the first red light led been produced in 1969 ,in 1970s,the low luminous effect led started to be used in indicator、numerical and character display.since 1990s,full color led display developed into a new star in global display media market ,it uses led made lattice module or pixel unit made big size display screen,adding high-tech like microelectronics、optoelectronics、information processing etc,it becomes the best carrier
for outdoor commercial AD signages.
LED AD module is kind of product which arrays the LED in a certain rules then packing ,adding some waterproof treatment .mainly used to display AD character(AD board,outdoor AD) and night signage effect ,it uses character or signages as media,installed at top of the building or wall surface.It can not only show the daytime effect ,but also showing another effect during night ,using led as lighting source .
LED panel is a kind of display screen which shows characters and videos by controlling semi-conductor led .mainly including graphic display screen and full color display screen with LED lighting application controlling system,doing a dynamic video control to the character and signages.In some entertainment places,LED lighting source module becomes the best way to show their images.
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