Lezyne Heart Rate Flow Sensor

Lezyne Heart Rate Flow Sensor Weighing just 47 grams; the Lezyne Heart Rate Flow Sensor has a flexible; one-size-fits-all; adjustable strap and conforms to Bluetooth Smart standards for connectivity and full compatibility with the Lezyne range of GPS watches and computers; most fitness apps and iOS or Android smartphones. The durable construction and CR2032 replaceable coin cell battery; optimised for long-lasting use; will function in all conditions allowing you to delve deeper into your personal training metrics and reach your next goal. The translucent unit has an internal red LED indicator light; so you will be absolutely sure that the sensor is paired and recording your session.