The Nautilus Lifeline (also known as the Nautilus Marine Rescue GPS) was released in late 2016 at DEMA. At the time an interview was conducted with Mike Lever, the inventor of the Nautilus Lifeline. In this Interview Mike discusses the key differences between the latest generation Nautilus Lifeline and the previous generation. You can see the interview in the video below.
For reference, the video below shows the origins of the original Nautilus Lifeline. *Note - the original lifeline has been discontinued. Only the latest generation shown above is available for Sale.