If your car came from the factory with halogen or HID bulbs, you’re going to need to replace them or upgrade them down ...

with more car companies opting for LED lights over halogen bulbs. LED stands for light emitting diode, according to energystar.gov. LED lighting products produce light up to 90% more efficiently ...

Learning from the experience of others, [Sergi] switched to using halogen lamps, netting much greater success. An Arduino Nano is responsible for running the show, using firmware developed by [0xPIT].