Garmin Forerunner 310XT Waterproof Running GPS with USB ANT Stick<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Waterproof to a depth of 50 meters， so you can wear it in the pool or the lake to time your swim </span></li><li><span class="a-list-item"> Tracks bike and run data and sends it wirelessly to your computer </span></li><li><span class="a-list-item"> Track your position， distance， and pace; add accessories to measure heart rate， power data and more </span></li><li><span class="a-list-item"> 20 hours of battery life </span></li><li><span class="a-list-item"> One-year limited warranty </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/515bVpQLgKL.jpg" noproxy>