Search Google for "how to transmission accumulation lights" and you will brainwave many sources of numbers. There are techniques that in fact hard work for case the use of a floating invisible sender (MIRT) and those that don't like the total out-of-the-way govern manner. One point that is pursuant is that at hand is single one system that is eligible for each one in all 50 states.
A MIRT works by causing a indicate to a accumulation light that will any spin the lightweight grassy or turn all the lights red. This technology is sole licenced for emergency transport use. If you do not drive a personnel car, combustion truck, or motorcar it is not juristic for you to own or direct a MIRT. In Michigan the penalties of mistreatment a MIRT or beautiful austere and I deduce they are twin for all states.