Truopto 5mm through hole sakura led truopto osk64l5111a this 5mm b through hole b led features a rich violet colour that is known as sakura a high luminous output and long operational lifetime make this led lamp suitable for such applications as electronic signage signalling small area illumination back lighting truopto osk64l5111a 5mm sakura violet 15 led 8 400mcd water clear