Smd power leds 6w cob star truopto os4wfllfe1e a white surface mounting led of the chip on board type and mounted onto a star shaped metal core printed circuit board mcpcb the led has a high luminous efficacy and the cob and mcpcb design means that thermal management is maximised with 6w of high performance power this led is suitable for a wide range of applications such as electronic signs and signals small area illumination back lighting security and outdoor lighting beacon and si