The description of work principle: First, green lights are flashing at the top part, then go down like sands, and must be reach
The description of work principle:
First, green lights are flashing at the top part, then go down like sands, and must be reach at the bottom in a regular time, in the last 3 seconds, green lights are all flashing with 3 seconds. Then change into red lights. Run as green lights, red lights go down without interval, in the last 3 seconds, In the middle of the top funnel part show the time 3,2,1; Then turn into green, and it works cycle by turn.
Controller control LED display screen, by single spot in the procedure, achieve funnel effect by control LED lights off.
The functions of controller:
The time on the screen is adjustable,counted by 1 second.
The display color in which sequence can be altered.
All the steps operate by keyboard.
This system can be operated by remove control.
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LED traffic light
