50-Foot 10-Gauge (10/3) Multi-Outlet Extension Cord with Ground Waterproof and Weatherproof Heavy-duty UL-certified power cords made from thermoplastic, suitable for temperatures from -40°F to 130°F. Double-jacketed to protect walls and floors while standing up to rough surfaces like concrete. Made with 10-gauge soft-drawn copper, providing 125V at 15 amps with minimal voltage drop for reliable power. S7 cords reinforced with poly strands for durability, designed for heavy-duty, daily use. Compatible with Champion Power Equipment and other generators with universal sockets.