Ultra-comfort contoured strap Heart Rate Variability (HRV) data output ready
Water resistant to 1 meter, Extra-long battery life – up to 600 hours
Best in Class ANT+ and Dual Bluetooth Low Energy wireless data transmission, Extra-long battery life – up to 600 hours
Compatible with Google Android, Apple iPhone and Apple Watch
Works with 3rd Party Apps including Zwift, TrainerRoad, Sufferfest, Peloton, RunKeeper and MapMyRun