Northwest Outdoor via eBay offers the factory-refurbished Garmin Forerunner 310XT GPS Watch bundled with a USB ANT Stick, model no. 010-00741-00, for $99.99 with free shipping. That's $50 below our July mention of a new model and the best price we've seen for this model. (It's a current low by $50 for a new model.) This sport GPS watch can track your position, distance, and pace and features a heart rate monitor. A 1-year Garmin warranty applies.