The Mast Arm Traffic Lights hang over part of the intersection and are used for intersections located on suburban or small-town roads. They are ready to place right out of the package. They're 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 N Scale Mast Arm Traffic Lights RoHS Compliant Kit Includes: 4 Mast Arm Traffic Lights (2 red / 2 green) each with 36 in (91.4 cm) wire 2 Linker Plugs Specifications Gauge: N Scale: 1:160 Scale Vintage: No Age: 14+ Gender: Boys & Girls Theme: Transportation