The utility model relates to the technical field of traffic
countdown timers, and discloses a trigger and follow type
road traffic countdown timer, including a traffic
countdown timer, wherein convex plates are fixedly connected to both sides of the traffic
countdown timer, an electronic camera is fixedly connected to the top of the traffic
countdown timer, a controller is fixedly connected to the back of the traffic
countdown timer, and following mechanisms are fixedly connected to both sides of the traffic countdown
timer, a
micro motor is fixedly connected to the surface of the following mechanism, a driving wheel is fixedly connected to the output end of the
micro motor, and a driving belt is connected to the surface of the driving wheel. This trigger and follow type
road traffic countdown timer, by providing a mounting ring, a following mechanism, an electronic camera and a controller, enables the traffic countdown timer to adjust the
signal mode in real time according to the road conditions, and adjust the angle of the traffic countdown timer according to the length of the
traffic flow, so that the vehicles at the end of the
traffic flow can clearly see the status of the
signal lights.