Get the extra push you need with the Nike+ SportWatch GPS powered by TomTom. Combines the accuracy of GPS with the shoe-based Nike+ sensor to track time, pace, distance and calories burned, so you have your whole running history in the palm of your hand. And it's heart-rate monitor compatible with the Polar Wearlink+ Transmitter (#92039126). View your Nike+ history (up to 50 runs) and PRs, and set automatic Run Reminders when a run hasn't been logged in the past five days. Connects directly via your PC or Mac. Water resistant up to five ATM (50 meters).