Suunto Ambit3 Run Sport Watch w/ Heart Rate Monitor (Lime) Bluetooth enabled GPS watch tracks speed, pace, & distance Syncs with MovesCount app for interval training planning & guidance, as well as comes intergrated with Strava & TrainingPeaks Estimated Recovery Time tracking helps you train smarter & reduce injury Comes with Bluetooth heart rate monitor, the Suunto Smart Sensor, which helps you train harder and smarter One Size; 2" x 2" Case, 1" Band