Multi function driver is designed with circuit protection to prevent LED damage from high voltage impact and low voltage impact. It has the following functions, it will perform the function as your like:
1. DRL only: DRL on when the ACC/Ignition is on, DRL will be off when the lighting system is on.
2. DRL with position light function: when the lighting system is on, DRL will become dim and become position light function.
3. Special brightness: it is only for specific region.
4. Signal lights function: DRL will blink when the signal light is on, with the same blink frequency as the OEM signal lights (need connect with signal light).