Furrion extension cord is designed with a Powersmart bright blue LED voltage indicator that displays real-time information when power is sent through the cord. Cord design combines the quantity and thickness of annealed copper strands for flexibility, yet still withstands stringent pull tests. Ergonomic, molded side grips and NEMA universal-fit blades provide easy connections. Super flex, oil-resistant conduit is easy to clean and coil after use. Engineered to withstand harsh environments, this extension cord meets global marine industry standards including Marine UL, ABYC, CE, and ETL Intertek. 50' length. Five-year warranty.