- br br Top Deal Review - Garmin Foretrex 401 Waterproof Hiking GPSbr br Technical Detailsbr Features high-sensitivity GPS receiver with HotFix for improved performance and reception in heavy tree cover or deep canyonsbr Keeps track of routes, tracks and waypointsbr TracBack feature retraces user's path on the easy-to-read LCD displaybr Supports dual position readout so user can view current location in multiple formatsbr Features trip computer, sunrisesunset times, huntingfishing information, electronic compass and barometric altimeter