- This premium heart rate strap transmits real-time heart rate data over ANT+ connectivity and BLUETOOTH Low Energy technology, giving you more training options
- In addition to heart rate, HRM-Pro captures running dynamics that can help you improve your form; That includes metrics such as vertical oscillation, ground contact time, stride length, vertical ratio and more
- The device stores heart rate data during swimming or other activities while your watch is out of range, then sends that data to your watch once the activity is finished
- Stores steps, calories and intensity minutes, then sync them to your watch as well
- Features a small, lightweight heart rate monitoring module that is no wider than the width of the soft, comfortable strap
- The user-replaceable coin cell battery lasts for up to one year

ASIN : B085JKM9DR