Have you ever been totally lost and wished that you had brought a GPS system with you? It would be even worse if you were stranded by sea! Indeed, the Global Positioning System, an unrivaled U.S. achievement, is a satellite-based technology that transmits microwave signals to users all over the world, allowing them to learn data related to time, date, velocity and location.
The GPS device communicates through a constellation of about 24-32 satellites that are orbiting out there somewhere in medium earth. (That’s medium, not Middle for all you Tolkien fans out there) The technology of marine GPS and land-based GPS systems is very similar. The primary difference is that the marine GPS is usually created with many exceptional features that would not be needed on an ordinary system. Marine GPS systems are created for boaters and yachters and come with the same quality assurance that people have come to expect from top selling traditional GPS’s like Garmin or Tom-Tom.
First of all, you will notice that many marine GPS’s today will feature special color displays (either CRT or LCD technology) that offer protection against the sun. If you have ever tried to use your GPS system outside of your car but couldn’t get a good view because of the bearing sunlight, you will appreciate this feature. Other features to look for in today’s marine GPS systems might include waterproofing. Why would you need to waterproof a GPS system? Not only might waves increase and flood your boat and electronic equipment, but the worst case scenario could happen and you could …

Land Air Sea LAS-1505 Tracking Key Mini GPS Vehicle Tracking System
Four (4) Energizer High-Energy AAA Lithium Batteries

Product DescriptionThe GPS Tracking Key is a vehicle tracking system that records the location of a vehicle, second by second, within 2.5 meters of accuracy. The pocket-sized receiver captures signals from a system of 24 Department of Defense satellites orbiting the earth and the data is stored on the GPS Tracking Keys powerful internal memory.
Download the data by connecting the unit to the USB port of a personal computer. By using LandAirSeas software, included with the system, the user is able to view the vehicles travel history, including where the driver traveled, how fast they drove, where they stopped and the duration of those stops. The locating data from the GPS Tracking Key can be displayed over a digital stree… More >>
Land Air Sea LAS-1505 Mini GPS Vehicle Tracking System Along With Four Energizer High-Energy AAA Lithium Batteries