The Wahoo RPM speed sensor is the sleek, magnet-less solution for capturing cycling speed data. It easily mounts to your bike's front wheel hub, and the Bluetooth Smart and ANT+ dual band technology allows you to connect to and display data on both smartphones and bike computers. Tracking speed data has never been this easy.
Dual Band Technology
Sleek, Lightweight Design
Part Number: WFRPMSPD
Physical Dimensions (LxWxH): 1.25" x.75" x 1"
Weight: 7 grams (without mount)
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