Marinco EEL ShorePower Cordsets have a patented, industry first, jaw-clamp design providing one-handed operation and a secure waterproof seal which completely eliminates the need for a locking ring. The EEL (Easily Engaged Lock) connection is built for the harshest environments and is UL approved. This easy-to-use cordset features a built-in cord light which serves as an alert to boaters when the cord is left plugged in. And, best of all, it works with your current inlet. In addition to cordsets with the EEL System, Marinco also has a full set of Pigtail and Y adapters all using the new EEL technology. Designed for use with standard inlets (NEMA)Single-handed operationNo sealing ring requiredPatented jaw-clamp technology provides a watertight seal every timeBuilt-in cord light for added safety - alert light indicates if you are plugged into the dock and cord is poweredPower indicator light on both ends informs you full power is flowing through the cordMeets and exceeds rigorous UL testing standards