The Vevor solar panel extension cable set includes one 100' black cable and one 100' red cable for reliable solar power connections in home, ship, and RV setups. Built with 100% tinned copper and XLPE insulation, it is designed for efficient power transmission with low resistance. Pre-installed MC4 male and female connectors allow quick plug-and-play installation without extra tools. Its IP67 protection rating helps it withstand dust, water, and demanding outdoor conditions. The cable is also rated for a wide operating temperature range for dependable long-term use.