Unlock precise, adaptive training with the HW9 Heart Rate Armband, keeping your intensity in check and your workouts confidently data-driven.
- Enjoy ±1 BPM optical heart rate accuracy and calories burned, so you can trust your stats during runs, bike sessions, and gym workouts.
- Track your training zones with a 5-color LED and HRV support, letting you optimize effort and gauge recovery at a glance.
- Wear it comfortably with a soft, breathable, adjustable band that frees you from chest straps while you power through diverse activities.
- You stay connected and safe with Bluetooth 5.0 and ANT+, supporting two simultaneous Bluetooth connections, max-heart-rate customization, vibration alerts, compatibility with 200+ apps (Strava, Zwift, Wahoo Fitness), and up to 35 hours of fast-charging battery.
