what is the function of high power led? high power led have a variety of functions. They can be used for general lighting, task lighting, accent lighting, and more. high power led are also more efficient than traditional incandescent bulbs, so they can help save you money on your energy bill. If you’re looking for a new lighting option for your home or office, high power led might be the way to go. Keep reading to learn more about the different functions of high power led and how they can benefit you.