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
• dual band technology
• wireless connection
• magnetless
• sleek, lightweight design
• speed measurement
• cadence measurement
• hub mount
• visible connection
• replaceable battery
• universal fit