... 2.High brightness&even light 3.Long life time HD LED backlight Energy efficient, backlighting, energy saving 60% compared ... two years of practical application, the customer was wellMain Material: LED, FPC,aluminum, epoxy resin, cableOperating temperature: -20 °C ... can be customized according to your needsRecommended useOutdoor Advertising LED backlight instead of the fluorescent light boxIndoor signs ...