Today, handheld gps is more popular, but there are many kind of handheld gps which have similar specification. So the problem is how to chose one. Garmin eTrex GPS Personal Navigator may be is right for you, with the best featuresa six-ounce package that is only four inches high and two inches wide, its bright yellow case.
The eTrex is handheld gps completely waterproof so it can take an accidental splash or dunk in the water and still continue to perform. Inside this handheld gps eTrex, you will find the proven performance of a 12 parallel channel GPS receiver that will run for about 18 hours on just two AA batteries.
With animated graphics that will help you identify your marked waypoints quickly and easily. Store up to 500 user waypoints with graphic icons and boasts Garmin's exclusive TracBack feature that will reverse your track log and help you navigate your way back home.