Traffic Light

1. I am a Traffic Light.
2. I am also called as Traffic Signal.
3. I have three colors: Red, Yellow and Green.
4. Red color is used to indicate STOP‌ the vehicle.
5. Yellow color is used to indicate WAIT.
6. Green color is used to indicate GO.
7. I give information to the drivers and riders through these colors.
8. I used to control the speed of vehicle in the roadways.
9. I allow passengers to travel smoothly and safely on the roads.
10. Please follow my rules and have a safe journey.