COROS Heart Rate Monitor Color:Grey (Large) When you need to shed

When you need to shed a layer

Ideal for hiking

Recycled content mesh

while the track-specific design is made to propel you forwards to victory

COROS Heart Rate Monitor Color:Grey (Large) When you need to shedComfortable 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.