5mm premium round water clear leds truopto osg38a5c31p a blue green 30 000mcd premium 5mm led that has a round water clear lens and features a very high luminous intensity the specification of this led lamp makes it ideally suited to applications such as traffic signals backlighting signal and channel letter and a wide range of other lighting tasks truopto osg38a5c31p 5mm blue green led 30 30000mcd water clear