COROS Heart Rate Monitor M Skyflow with minor improvements that make

with minor improvements that make a noticeable difference in comfort and fit

known as DNA LOFT v2

the GOCap – Athletics – oceanside edition is built lightweight

DNA FLASH is made with a new nitrogen infusion process optimized for light weight

All you need is a Forerunner® 935 and 1 of these 3 accessories: HRM-Run™

COROS Heart Rate Monitor M Skyflow with minor improvements that makeComfortable 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.