... ultra-thin, waterproof advantages. Mainly used for advertising light box backlighting, signs. Especially suitable for metro,stations, airports, ... Lifetime is up to 50, 000 hoursMechanical Specifications:Main Material: Aluminum, Modified Epoxy, LEDDimensions (W x L): ... of application:Apply to lighting, backlight application,advertising light box, billboard,poster,signboard,memu display....Direct ...