Enhance your triathlon experience by pairing HRM-Tri with any compatible Garmin wearable. The HRM-Tri stores heart rate data when underwater, then forwards it to your wearable at the end of your swim.
- Specifically designed for triathletes
- Our smallest and lightest heart rate monitor (HRM)
- Comfortable, easily adjustable strap
- Stores and forwards heart rate data to your compatible Garmin device