Traffic lights for ladder 1/87 with electronic management

Reproduction of traffic lights. Composed of 3mm red, yellow and green LEDs The electronics for managing the traffic lights at a crossroads will be provided by a Wemos (€2.65) It will allow to manage the 4 fires (in fact only 2, because the other two will be in parallel) According to the following schedule: 1st Fires 2nd fires Red Green Red 30s Orange Red 3s Red Red Red 3s Red Green 30s Red Orange 3s Red Red Red 3s Red Green Red 30s