Wahoo Cadence & Speed Sensor
Track and capture real-time cycling speed and cadence on your bike computer or smartphone with compatible training apps. Lightweight and easy to install NO MAGNETS. Cadence attaches to your bikes crank arm or shoe; Speed attaches to your bikes wheel hub (mounts included). Integrated with Bluetooth and ANT+, RPM sensors connect to smartphones, tablets, and bike computers by Wahoo, Polar, Garmin, and more.