COROS Heart Rate Monitor Colour:Lime It’s been by your side

It’s been by your side for over 20 years now before every competition

women's specific fit

the R2 Oxygen is a must have for all athletes looking for high performances and superior comfort

．Adjustable shoulder strap

The Ultra-Sil Nano Shopping Bag is a super lightweight

COROS Heart Rate Monitor Colour:Lime It’s been by your sideComfortable and simpler to wear than a chest strap. Easy to adjust the fit and remove the sensor for quick cleaning. Our latest multi channel optical sensor for precise measurement. Up to 3 simultaneous connections with Bluetooth enabled devices. Wear detection allows for automatic device pairing for new workouts. 38 hours of full operation or 80 days in standby mode on a single charge. Rechargeable with a magnetic USB charging cable. Size and Weight