OUTBACKER

The GPS 72 is a low cost solution for land or marine navigation designed to provide precise GPS positioning. The GPS72 can provide position accuracy to less than three meters when receiving differential corrections. This rugged, waterproof, unsinkable GPS receiver offers a large, 4 Level grayscale screen.
It's designed as the next generation in basic, entry level GARMIN GPS. The GPS72 includes all the favorite GPS12XL features including Area calculation.
Features include:
Built in quad helix receiving antenna.
High contrast FSTN, 4 level gray scale (120 x 160 pixels) display.
Backlit display and keypad.
Permanent user data storage,no memory battery required.
Water resistant, IEC529, IPX7 (Submersible 1 meter @ 30 minutes) and floatable.
500 user waypoints with name and graphic symbol
50 reversible routes.
Position formats include:
Lat/Lon, UTM, Loran TDs, Maidenhead, MGRS, and user grid.
Audible alarms for anchor drag, arrival, off-course, proximity waypoint, and clock.
"Large numbers" option for easy viewing.
1 MB internal memory for loading MapSource Points of Interest data.
Trip computer provides odometer, stopped time, moving average, overall average, total time, max speed, and more.
Automatic track log; 10 saved tracks let you retrace your path in both directions.
Course and speed filtering.
Built in celestial tables for best time to fish, plus sun and moon calculations.
Standard GARMIN Warranty.