Wahoo Blue SC Speed and Cadance Sensor

This Wahoo Blue SC sensor is versatile, thanks to Bluetooth Smart technology and ANT +. You can use your Iphone 4S,5,5S or 6 as a cycling computer thanks to the Wahoo Blue SC speed / cadence sensor. You can also sync with your ANT+ sports watch or navigation system. Place the sensor next to your wheel and check your device for you speed, distance and crank-RPM. Simply install the free Wahoo Fitness app (or other compatible apps like Strava) on your iPhone, or use one of many training opportunities that offer navigation, and you're ready to go.