Wahoo Blue SC speed and cadence sensor

The WAHOO Blue SC speed and cadence sensor turns your phone into a powerful bike computer . Using Bluetooth Smart and ANT + technology, it tracks your bike speed, cadence and distance. This is all data that can be associated with your favorite cycling app including Strava and Zwift or associated with your bike computer. It is water resistant, small and aerodynamic, and comes with a rubber band and self-locking brackets so you won’t damage your frame.