On special for $199 USD! Regular $249 We Save Lives. You don't think you need one, until you do. Don't get left behind. More than 100 lives saved and 100,000 units sold. Works worldwide. Completely universal with all modern radios. Free to use and no user fees. The Nautilus nexGen Lifeline Marine Rescue GPS communicates your man overboard alert or routine position update (your choice) directly to boats, ships and rescue aircraft all around you. Accurate to five-feet. Take your safety into your hands. Works everywhere on the planet. Completely universal. Free to use, no user fees. 54 km (34 miles) demonstrated range.