... 640nm to 645nm,hight bright red: 620nm to 625nm,blue: 460nm to 475nm,pure green: 515nm to 525nm, ... green: 180mcd to 200mcdyellow: 14mcd to50mcdamber: 30mcdForward Voltage:blue/pure green: 3.0V to 3.6v,red/yellow ... 28" to 8" (0.28", 0.3", 0.32'',0.36", 0.39", 0.4",0.43'', 0. ... yellow green (572nm),pure green(525nm),yellow(590nm),blue(430nm), pure blue(470nm). 5) Applications: elevator/lift, bank exchange ...