1W High Luminosity Power LED Stars – TruOpto OSR5XME1C1S, This power star LED is a high luminosity module that is mounted on an PCB substrate. Being more energy efficient than incandescent and most halogen lamps this LED is ideal for a wide range of applications including: electronic signs and signals, small area illumination, back lighting and other lighting, bollards, security and garden uses, traffic signalling and beacons. TruOpto OSR5XME1C1S 1W 2.5V Red Power LED Star 50lm