Connects wirelessly via Bluetooth 4.0 and ANT+ to your iPhone, Android and/or bike computer. Works with Zwift and TrainerRoad! Capture cadence on your favorite indoor cycling platform. See Strava on your handlebars! Combine the Wahoo Blue SC Speed and Cadence Sensor with the Wahoo RFLKT Bike Computer to capture and display your favorite cycling app data while you ride. Also works with the free Wahoo Fitness app, RideWithGPS, MapMyRide, Cyclemeter, and more! Lightweight and easy to install, comes with both rubber band and zip tie mounts. Universal fit - works with most bikes and frame sizes.