COROS Heart Rate Monitor 4X4 As a bluesign® product with

As a bluesign® product with body fabric made of 100% recycled materials

Care Instructions

Perfect for sunny days by the water or energetic games in the park

KLS Active - diam 28

COROS Heart Rate Monitor 4X4 As a bluesign® product withCOROS Heart Rate Monitor Comfortable 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