The first is a fatigue warning so you aren’t driving tired, the second is a warning if you travel above the speed limit. Pros: Useful features for a long journey, simple to use Cons: Nothing more than speed is measured Must follow specific instructions for some vehicles, and the OBD-II https://automotivehead-updisplay20741.blogolize.com/consideraciones-a-saber-sobre-bmw-x6-heads-up-display-68609163