Lezyne HR Flow Sensor Black

A high performance, comfortable Lezyne heart rate monitor.

The Lezyne heart rate flow sensor is a high performance, comfortable heart rate monitor. It conforms 100% to Bluetooth Smart standards for max compatibility. Durable, lightweight polycarbonate construction with translucent body and LED indicator. Flexible strap made from athletic materials. Replaceable CR2032 coin cell battery optimized for long-lasting use.