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.

FEATURES
-Both ANT+ and Bluetooth Smart capabilities allow for a wireless connection to both smartphones and bike computers.
-No tangled wires on your bike to connect the sensor to your device.
-The RPM speed installs easily with no magnets required
-It only weighs 16.5 grams with the mount included
-Provides accurate speed data during your ride|
-Mounts on most front wheel hub with a secure silicon casing
-Two LED lights show the sensor's device connection (blue) and speed detection (red)
-No charging required! Operates on a coin cell battery for up to 1 years.
-RPM Speed will fit with most bikes and frame sizes

SPECS
Part Number WFRPMSPD
Physical 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