Lezyne heart rate flow sensor
High performance, comfortable heart rate monitor. Conforms 100% to Bluetooth Smart standards for max compatibility. Durable, lightweight polycarbonate construction with translucent body. Flexible strap made from athletic materials. Replaceable CR2032 coin cell battery optimized for long-lasting use.
Use the Sensor Ally smartphone app to update your Heart Rate Flow Sensor to the latest firmware version.
Connects to GPS unit via smart Bluetooth.