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