The CoastKey Basic Quad Mercury Engine system provides keyless ignition and engine start/stop functionality using a secure PIN code. This system replaces or installs in parallel with your boat's existing ignition key switch, offering convenient shared access without the need for physical keys. The included start panel mounts directly into the existing ignition switch opening for a streamlined installation.Key Features: Designed for quad Mercury engine configurations Keyless access via programmable PIN code Includes control box, engine box, and start panel Plug and play cable system compatible with existing Mercury wiring harnesses Retains compatibility with existing lanyard cords The system is designed for ease of use, allowing boat owners to restrict or share access by updating the PIN code as needed. The plug-and-play components are engineered to fit directly into the existing ignition switch hole and harness for efficient setup on newer Mercury engines.