- Telescopic lanyard for boat safety: a red coil retractable lanyard with a rotating snap hook to prevent tangling, offering convenient use and reliable safety on the water. - 7-button safety design: tailored for 7 engine keys with an urgent stop function, suitable for motorboats, cruise ships, and speedboats. - Durable materials: wax rope and PU construction with rust-proof stainless steel fittings at both ends for long-lasting performance in marine environments. - Easy to operate: when the Boat Safety Lanyard Button is pulled, ignition is shut down and the boat slows and stops. Connect the appropriate key to the motor control box and snap the hook to the drive for straightforward use. - Practical use scenarios: - Recreational motorboats with multiple engine keys needing quick shutdown in an emergency. - Passenger speedboats or charter vessels requiring rapid engine control and safety. - Maintenance or docking operations where immediate immobilization improves safety and handling.