Take control of every workout with the COOSPO HW9 Heart Rate Armband.
- You get precise optical heart rate and calorie tracking with ±1 BPM accuracy, so your training data stays reliable across runs, rides, and circuits.
- With a 5-color LED for Heart Rate Zone Training and HRV support, you can gauge intensity at a glance and customize your workouts using the Heartool/Coosporide app (default max HR 200 bpm).
- Designed for comfort, the soft, breathable, adjustable armband fits securely during cycling, running, and cross-training—without the bulk of a chest strap.
- You’ll stay connected via Bluetooth 5.0 and ANT+, supporting two simultaneous connections and compatibility with 200+ apps (Wahoo Fitness, Strava, Zwift, and more); rechargeable up to 35 hours with a magnetic fast charger.
