Track Your Swim With the FINIS Hydro Tracker GPS

By: Bethany Williston The Hydro Tracker GPS, by FINIS, is designed specifically for open-water swimming, however it can be used to measure the speed, distance, and elevation of walking, running, biking, and skiing as well. The GPS is about two inches square and fits on either your goggle strap or a provided armband—and also comes … Continue reading