Optoelectronic components have been evolving in application usages ever since its inception. What started out as simple indicator lights for ON/OFF purposes eventually expanded to LEDs being used aesthetically, enhancing the product in ways beyond indication. SunLED has been a manufacturer in each of these turning points in opto technology. Lighting the way towards the next chapter in LED evolution, SunLED introduces the HRS Series - Heart Rate Sensor LEDs.