GlobalSat GH-615 is designed as a personal assistant. It is conceived for professional athletes, lap runners, hikers, parachutists and professionals. It uses the GPS satellites to calculate your speed, distance covered, etc to enable you to concentrate on your race.
GlobalSat GH-615 uses a SiRF star III chip and is IPX7 water resistant. With GH-615 you can store up to 100 points in memory and have it help you return to previous points using a simple graph of navigation. Also thanks to the software provided with the device, it will be possible for you to extract your recorded courses, to keep them on your PC, and then to see the result on Google Earth.
Source & Image:
Navigadget