Garmin Hrm Pro Heart Premium Rate Monitor Strap, Black/Yellow

Highlights: Heart rate monitor transmits accurate data when completing indoor and outdoor fitness exercises Designed to send step, calorie, and intensity minutes data directly to you after completing an activity Bluetooth low energy technology design to be compatible with Garmin training apps and specific fitness equipment Features a capturing running dynamic to help improve form by including vertical oscillation, ground contact time, stride length, vertical ratio, and more metrics Lightweight chest strap adjusts from 23.5 to 56 inches with optional strap extender