Never miss a beat with the HRM-ProPlus premium chest strap heart rate monitor. Featuring dual transmission, it provides accurate heart rate data to Garmin devices, compatible fitness equipment, the Tacx® Training app and other apps. It also captures running dynamicsincluding vertical oscillation, ground contact time, stride length and moreto help you improve your form and enable running power on your compatible Garmin watch. Plus, for indoor runs, HRM-Pro Plus sends pace and distance. A tool-free quarter-turn battery door makes for easy battery changes and improved durability.  HRM-ProPlus transmits real-time heart rate data to compatible devices, equipment and apps.The tool-free door makes changing your battery easy, plus get up to 1 year of battery life.Connect to your compatible Garmin smartwatch, and get pace and distance data for your indoor runs.No, its not just a heart rate monitor. Running dynamics also help you improve your form (requires compatible Garmin smartwat