Wahoo Fitness RPM Speed Sensor

The Wahoo Fitness RPM speed sensor mounts easily to your bike's front wheel hub. Dual-band technology allows you to connect to and display data on smartphones and GPS bike computers for easy tracking.Speed tracking captures real-time cycling speed so you can measure and improve performanceLight and easy to use; sleek design installs in seconds without magnetsANT+ and Bluetooth 4.0 capabilities allow for a wireless connection to smartphones, bike computers and GPS watches.Front wheel hub mount secures to bikeLED light provides visible connection confirmationUniversal fit for all bikesCompatible with iPhone® (4S and newer), Android™ devices (4.3 and newer) and various cycling computers and GPS fitness watches