This 2 wire roof mount cable entry provides a quick and efficient way to connect solar wires in an RV, boat or any vehicle needing solar. The cable entry minimizes cable exposure, providing extra protection, resulting in a neat solar install. Secure connection Easy click and use design with the included MC4 connectors and leads – minimal labor Include 10″ positive and negative leads (male & female). An easy way to penetrate solar cables through the roof, while still maintaining a waterproof roof.