The J.W. Speaker Model 4416 Trailer Hitch Wire Harness is a practical and eco-friendly solution for your trailer wiring needs. This 2-pin trailer harness easily connects to a female 12-volt power port, providing a reliable power source. Made in the U.S.A., it fits most J.W. Speaker 4416 models. With its high-quality construction and easy installation, this wire harness ensures a secure and efficient connection for your trailer, making it a convenient and reliable choice for all your towing needs.