The Pedestal Traffic Lights are single-faced and ideal for busy intersections in a downtown area. They are ready to place right out of the package. The Traffic Lights are hand-painted and authentically weathered. The Traffic Lights are pre-wired and made for use with the Just Plug Lighting System.Single-faced and includes two red lights and two green lights, enough for one 4-way intersection. Features HO Scale Pedestal Traffic Light RoHS Compliant Kit Includes: 4 Pedestal Traffic Lights (2 red / 2 green) each with 36 in (91.4 cm) wire 2 Linker Plugs Specifications Scale: HO Scale