ADS(Anty Dazzle System) of a car, horizontal vacate a life time,it is the latest car of world that is domestic and international blank.It is also high-tech and new product in the world class, filled up the blank of automatic protection of vision in car realm, is a valid visual field to install.It can change its dark and light automatically by strong or weak ray from the outside in 0.15 seconds flow. It can prevent dazzle light from outside effectively, and making sense of vision environment soft and clear.When the ADS changes the light function replacing shadow board of car,it is increasing the motoring again and consumedly at the same time. ADS, the sight health for driver brings the evangel, guarantees for a car safety, is a new cosset of the market economy.