The Wahoo Fitness RPM speed and cadence sensor bundle is all you need for cycling data. Each mounts easily to your bike and the dual-band technology connects to smartphones and GPS bike computers.
Features
Speed and cadence tracking captures real-time cycling speed and cadence to measure and improve your performance
Light and easy to use; sleek design installs in seconds without magnets
ANT+ and Bluetooth 4.0 capabilities allow for a wireless connection to smartphones, bike computers and GPS watches
2 cadence mounting options: crankarm or shoe (includes adhesive, zip tie and shoe mount)
Speed sensor mounts securely to front wheel hub
LED light provides visible connection confirmation
Universal fit for all bikes
Compatible with iPhone® (4S and newer), Android™ devices (4.3 and newer) and various cycling computers and GPS fitness watches