8 New GPS Watches suitable for Runners Sport Watch by wholesalewatches - May 16, 2016September 5, 20160 Once reserved for national security, GPS now fulfills our most personal training goals: Better pacing! Smarter coaching! More convincing humble-brags! The best GPS devices on the market today bundle satellite tracking with other high-tech features, like heart-rate monitors and Bluetooth audio for instant feedback on roads, and barometric altimeters to