... ,night clubs and etc..... 1.el backlight is used for backlighting:2.el backlight is used for advertising: 2.advantages and charateristics ... uniform light 6.Easy to install, can hang or paste on wall. 3. EL panel size: 1.Standard size: A0, A1 ... connected by 4pcs 100cmX200cm 4.EL color:Most common color is white on ,pink off;other colors,like green,blue,blue-green ...