Fits under sockliner of Nike+ ready shoes and syncs with your Nike+ SportWatch GPS, iPhone 3GS/4, or other Nike+ tracking device
Sensor measures pace, distance, time elapsed, and calories burned, transmits wirelessly to your device for real-time feedback
Works with Nike+ SportWatch GPS powered by TomTom; Nike+ SportBand; iPod nano, iPod touch 2G, iPhone 3GS, or iPhone 4
Requires Nike+ ready shoes; Mac OS X 10.3.9 or later, or Windows Vista, XP (SP2), Home, or Professional; Internet access to connect to Nikeplus.com
The Nike+ Sensor makes it easy to track your time, distance, pace and more while you run. Afterward, upload your run data to Nikeplus.com, the world's largest running club, where you can monitor your progress, join challenges, map your runs and connect with friends. The Nike+ Sensor makes it easy to track your time, distance, pace, and more while you run. Featherweight sensor fits under the sockliner of your left Nike+ ready shoe. Includes sensor and documentation--sensor also available bundled with Nike+ SportWatch GPS, Nike+ SportBand. The Nike+ Sensor: Run Tracking Made Easy The Nike+ Sensor makes it easy to track your time, distance, pace, and more while you run. Afterward, upload your run data to Nikeplus.com, the world's largest running club, where you can monitor your progress, join challenges, map your runs and connect with friends. The sensor is sold individually, so it's ideal if you're due for a replacement, want another one for a second pair of Nike+ ready shoes, or need one to hook up to your Apple device. How it Works Simply place the Nike+ Sensor under the sockliner of your left Nike+ ready shoe and start running to sync it with your Nike+ SportWatch GPS, iPhone 3GS, or other Nike+ tracking device. The sensor measures your pace, distance, time elapsed and calories burned. This information is transmitted wirelessly to your device for real-time feedback while you train. Sensor Specifications Size: 1.37 x 0.95 x 0.30 inches Weight: 0.23 ounce Broadcast frequency: 2.4GHz What's in the Box Nike+ Sensor, Documentation