Product description
Use a microcircuit board to control the traffic light conversion effect, to achieve the phenomenon of realistic traffic lights.
It is a necessary product for sand table models, model building and train models
The black wire is positive, the other three are negative.
Great accessories for , buildings, train models Voltage: 5-6V
colour:green Package Contents:
4 x Circuit board Only the above package content, other products are not included.
Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.