Garmin Foretrex 401 Waterproof Hiking GPS<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Features high-sensitivity GPS receiver with HotFix for improved performance and reception in heavy tree cover or deep canyons </span></li><li><span class="a-list-item"> Keeps track of routes， tracks and waypoints， and heart rate with add on heart rate monitor (sold separate). Uses standard AAA batteries. 2 required. </span></li><li><span class="a-list-item"> TracBack feature retraces user's path on the easy-to-read LCD display </span></li><li><span class="a-list-item"> Supports dual position readout so user can view current location in multiple formats </span></li><li><span class="a-list-item"> Features trip computer， sunrise/sunset times， hunting/fishing information， electronic compass and barometric altimeter </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/31I51wqOmSL.jpg" noproxy>