3w high luminosity power led stars truopto osw4xme3c1s these power star leds are high luminosity modules that are mounted on an pcb substrate being more energy efficient than incandescent and most halogen lamps and available in a range of colours including white and warm white these leds are 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 bea