Now that it's officially Fall, we know workout motivation tends to dip with the temperature. What better way to keep up your mojo than with a new gadget? We're giving away one limited edition Nike+ SportWatch GPS Powered by TomTom in gold and white. This watch not only syncs with your Nike+ sneakers to track your workouts, it also acts like a personal coach with reminders and new challenges to help you stay on top of your goals. Plus, you'll be the envy of other runners--this gold and white watch, worth $169.99, is only available in small quantities at select retailers. How can you score this awesome tool? Simply leave a comment on this post telling us your workout goals for fall, anytime from now until 9:00 a.m. EST October 12. Official Rules.