The Lezyne Cadence Speed Flow Sensor is an advanced 2-in-1 speed and cadence sensor. Made from a durable and lightweight polycarbonate construction, has a strong magnet that provides wider engagement spacing and has LED indicators.
The Lezyne HR Flow Sensor is a high performance, lightweight and comfortable heart rate monitor. It has a LED indicator and a flexible strap. Made from a durable, lightweight polycarbonate construction.