Traffic lights, traffic rules:

1, when the intersection is the disc when the traffic light indicates the traffic:

Red lights, car can't go straight, also can't turn left, but you can turn right.

When you meet the green car can go straight, can also turn left turn right.

2, when the road is to use the direction indicator lamp (arrow) indicate traffic when:

Directional light is green light can be driving direction;

Directional light to red light is not moving direction.

The above described some traffic rules is the traffic lights. It is important to note that when the traffic light green light, to allow vehicles, but turning vehicles may not interfere with the release of straight pedestrians; Yellow lights, if had already crossed the vehicle stop line, you can continue to pass; Has imposed a ban on vehicle traffic when the red light is on