Wahoo RPM Speed/Cadence Sensor Bundle

All you need for cycling data, all together at once! The Wahoo RPM Speed and Cadence sensors are both a sleek, wireless, and magnet-less solution. Each mounts easily to your bike and the Bluetooth Smart and ANT+ duel band technology allows you to connect and display data on both smartphone and bike computers. – Dimensions (LxWxH): 1.25″ x.75″ x 1″ – Weight: 7 grams (without mount) – Battery: CR2032 – Battery Life: Up to 12 months – Water Rating: IPX7 (waterproof up to 5 ft) – Wireless Signal Strength: Up to 10 feet – Note: Speed Sensor is NOT compatible with spin bikes