To increase the flow of traffic by synchronizing the usual asynchronous traffic flow during normal or congested traffic conditions. Enhancing visibility with respect to vehiicle speed changes during night or bad weather conditions.

This T3L technology will benefit all motorists, espesialy those that suffer from a vision impediment. To reduce road rage by easing individual motorist traffic anguish, and most importantly reducing the number of rear end collisions, due to poor understanding of traffic flow.

Speed changes are indicated by colour lights, rear window colour fusion or by alpha-numeric display characters.