Over 6 feet of retractable memory Rust free connectors Water, oil & chemical resistant wire Prewired reversible end connectors Matching sockets for end connectors Tangle free for easy use or storage One year limited warranty Coiled wire to eliminate ground drag Socket wiring diagrams with each kit 4 wire set: four 16 ga. wires 1644 includes 1 connector bracket SHIPPING WILL BE ADDED EVEN THOUGH THE CHECKOUT PAGE SHOWS $0.00 SHIPPING. I WILL E-MAIL THE COST OF SHIPPING BEFORE THE ORDER IS PLACED.