Your dog can run, but it can't hide from Garmin's latest dog tracking collar. The DC 50 ups the game for the GPS company's satellite-friendly canine wearables, offering a more rugged, waterproof (up to 10 meters) design and improved battery life at 26 hours with the five-second update and up to 54 hours with two-minute update. There's also a Dog Rescue mode to automatically switch the collar to the latter when the charge gets down to 25 percent -- so you'll still g
