COROS Heart Rate Monitor, Comfort, Easy to wear, Auto-wear Detection, Advanced Sensor, Precise Data, Bluetooth, 38 Hours Battery Life, Connects up to 3 Devices at Once

COROS Heart Rate Monitor armband is designed for measuring heart rate during sports and activities. It is not intended to aid in collecting heart rate data for daily tracking purposes.
MULTIPLE CONNECTIONS: The COROS heart rate monitor chest strap is designed to work seamlessly with your COROS watches and apps, it can also simultaneously pair with up to three devices, including Sports Watches, Indoor Trainers, Bike, Computers, Phones, Apps, Treadmills, and Indoor Rowers. Connects via Bluetooth only, not compatible with ANT+.
COMFORTABLE AND QUICK CLEANING: The fabric band is soft and breathable, more comfortable to wear than a chest strap. You can quickly clean the band by removing the sensor of COROS heart rate monitor chest strap .