COOSPO HW9 Armband Heart Rate Monitor – Precision HR Zones & Calories for Smarter Training

Imagine finishing every workout knowing exactly how hard you trained, how many calories you burned, and when to push or pull back – without the discomfort of a chest strap or the inaccuracy of a wrist watch. The COOSPO HW9 Armband Heart Rate Monitor wraps softly around your arm, locks in on your heart rate with ±1 BPM accuracy, and turns every ride, run, or class into focused, data-driven progress. Whether you are on Peloton, Zwift, Wahoo, or at the gym, HW9 keeps you in the right zone so you can train smarter, safer, and more confidently.

Feel the breathable band against your skin, see your heart rate zone at a glance with vivid LED colors, and sense the gentle vibration when you hit your max – the HW9 doesn’t just track your workout, it guides it.

⭐ Features & Benefits

• ±1 BPM Optical Heart Rate & Calorie Tracking – Advanced optical sensors deliver near chest-strap accuracy, so every beat and every calorie is counted. Perfect for interval training, endurance rides, and fat-burning sessions.
• 5-Color LED Heart Rate Zone Indicator – Instantly see which zone you are in (warm-up, fat burn, cardio, intense, max) with bright, easy-to-read LED colors. No need to check your phone or bike screen every minute.
• HRV (Heart Rate Variability) Support – Pair with compatible apps to monitor HRV, helping you understand recovery, stress, and readiness so you can decide when to push and when to rest.
• Comfortable, Strap-Free Freedom – A soft, breathable, adjustable armband replaces tight chest straps and bulky watches. It stays secure but barely noticeable, even during sprints, HIIT, or long rides.
• Dual Bluetooth 5.0 & ANT+ Connectivity – Connect to GPS bike computers, fitness apps, running watches, and gym equipment at the same time. Ideal for Peloton, Zwift, Wahoo, and more.
• Two Simultaneous Bluetooth Connections – Stream your heart rate to, for example, your bike computer and your phone app at once, keeping all your data synced across platforms.
• Custom Max Heart Rate & Safety Vibration Alert – Use the Heartool or Coosporide app to set your true max heart rate (default 200 bpm). When you exceed it, the HW9 gently vibrates to warn you, helping protect your heart and prevent overtraining.
• Long-Lasting Rechargeable Battery – Up to 35 hours of training on a single charge with fast magnetic charging. Charge via DC 5V adapter or computer USB and focus on your workouts, not your battery.
• Top App Compatibility (200+ Apps) – Works seamlessly with Wahoo Fitness, Strava, Polar Beat, DDP Yoga, HR Monitor, CooSporide, Elite HRV, Zwift, and many more, so you can keep using the apps you already love.
• Ideal for Multiple Sports – From indoor cycling and treadmill runs to outdoor rides, yoga, and strength training, the HW9 stays in place and delivers consistent data in almost any workout.

📊 Specifications