Key FeaturesWirelessly transmits your heart rate while cycling or running. Accurately measure your heart beat up to per minute and captures results to your device for instant feedback or later analysis on brytonsprot.com, Strava, Training Peaks, and Fit track.,Compatible with Bryton\'s ANT+ enabled devices.,Once the heart rate monitor is paired with your devices for the first time, it will automatically recognize it each time.,Soft strap provides you a comfortable fit. (Replaceable and washable).