The Trailer End 4-Way Flat Trailer Light Wiring Connector is the quickest and easiest way to make electrical connections between your vehicle and trailer when towing. The one-piece construction features two 4-way flat connectors (trailer and vehicle end) with 24 Ft. of 18 Ga. bonded wire that provides stop, turn and tail lights. Features an ergonomic, durable plastic construction that is corrosion-resistant to withstand extreme weather. For the safest towing, ensure all functions are properly equipped.