1.In the evening or fog, the signs stand in the rear of the fault 30 - 100 - 200 meters. When the rear of the car came, the lights shine on the sign, the signs will be issued by the orange light, to warn, to prevent the collision. It is often used for road construction, work trucks, tractors, trailers, maintenance vehicles and other safety equipment to keep you and your passengers safe.
2. It is very convenient to store the signs and install.
3.With the car to carry more peace of mind, carrying a triangle warning card, you can more ways to avoid danger. In the road, put the warning triangle away from the back of the car in 20 meters. In the express way, put the warning triangle away from the back of the car in 150 meters. In darkness, if the car drop , the warning triangle must be put on top of the car