Garmin HRM-Pro Black Real-Time Heart Rate Data and Running Dynamics Premium Heart Rate Monitor Chest Strap

• Premium heart rate strap transmits real-time heart rate data via ANT technology and BLUETOOTH Low Energy technology to communicate with Garmin devices, compatible fitness equipment and online training apps, such as Zwift
• Captures running dynamics, such as vertical oscillation, ground contact time, stride length, vertical ratio and more
• Stores heart rate data during swimming or other activities out of range of your Garmin watch then automatically sends data to the watch when the activity is finished
• Stores steps, calories, intensity minutes and heart rate then syncs to your compatible Garmin watch when in range
• Small, lightweight heart rate monitoring module is no wider than the width of the soft, comfortable strap
• Battery life: up to one year