(1) 12" Wire Harness with 3 Prong Plug Any quantity up to 100 units is available to create your custom length in one continuous roll. Each unit is 12" of triple wire with white - ground, brown - tail light or running light and then the green wire is for stop and turn light. Each 12" unit has (1) 3 prong plug for quick and easy connections. Ideal use for trucks, trailers, and any installation of stop turn tail lights. Pick your own quantity from the bottom of this listing to create your own continuous length roll up to 100 units. Orders over 100 units will be sold in multiple rolls.