Automatic traffic lights

(1)Product name:Automatic traffic lights
(2)Product model: HA-A05
(3)Size:130MM*145MM*85MM
(4)Customizable packaging
(5)Introduction to automatic traffic lights:
1. This is an automatic traffic light, which is controlled by a program. The main components are a program control board and LED lights.
2. When the automatic traffic light is working, it will send a signal to the program main control board. After receiving the signal, the program main control board will automatically light up in the order of green light, yellow light, and red light.