... power led . Power saving;long service time; High illumination:30-40Lm. HIgh quality with good price; 660nm high power ... available power:0.5w,1w,3w.5.luminous intensity:30-40Lm.6.no RF interference.7.superior ESD ... design is available, free combinationApplication; Advertising signs, circuit board, computer, monitor, portable equipment, project building, status indicator, telephone, traffic signal ...