The Single Output LED Light Bar Harness is a practical and efficient solution for connecting a single LED light bar to your 12-volt electrical system. With battery terminals on one end and an illuminated switch and Deutsch connector on the other end, this harness is designed for easy installation and convenience. It fits most light bars and spotlights, making it a versatile choice for various applications. Sold individually, this harness offers a reliable and efficient way to power your LED light bar without any hassle.