TruOpto 3528 PLCC4 SMD LEDs Bi-Colour Water Clear – TruOpto OSRBS4S2C1A, A red/blue bi-colour LED in a surface mounting 3528 PLCC4 top viewing package. A high luminous intensity and long lifetime make this LED perfect for a wide range of applications such as toys, audio systems, games, decorative lighting, etc. TruOpto OSRBS4S2C1A 3528 SMD Bi-Color PLCC4 LED Red / Blue 120° 2.1V 30mA Clear