The COROS Heart Rate Monitor delivers accurate optical heart rate tracking in a more comfortable, low-profile design than a traditional chest strap. Worn on the arm for a secure, distraction-free fit, it provides reliable data for running, ski touring, cycling, training, and endurance sports without restricting movement or causing pressure points during long efforts.
The advanced multi-channel optical sensor is designed to stay flush against the skin for precise readings, even during high-intensity workouts and variable mountain conditions. A durable elastic band with adjustable buckle and secure velcro closure makes it easy to fine-tune the fit, remove the sensor, and quickly wash the band after training.
Built-in wear detection automatically powers the monitor on and off when worn, allowing seamless pairing with your devices whenever you start a workout. With support for up to three simultaneous Bluetooth connections, it easily integrates with COROS watches, indoor trainers, bike computers, fitness apps, and other Bluetooth-compatible devices.
Long battery life provides up to 38 hours of active use or 80 days in standby mode on a single charge, while the magnetic USB charging cable makes recharging quick and simple.
Standard arm size: 18–32 cm (7.09–12.6 in)
Please read our full return policy here.
We accept returns on items that are in like-new condition within 15 days of original purchase.
Items on sale are final sale and are not eligible for returns or exchanges.
The following items are final sales:
We do not accept international returns
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