C61

C61 cadence sensor helps you find the optimal cadence, making cycling easier and training more efficient.

With low-power chips, the battery life is up to 260 hours. IPX7 is waterproof and has no fear of wind and rain.

Bluetooth and ANT+ dual-protocol transmission are compatible with the major brands of bike computer and mobile phone models.

Knowing the cadence is knowing riding

Too low or too high frequency pedaling will cause a waste of physical fitness.
A good grasp of the cadence interval can maintain high efficiency for exercisin.   

C61 cadence sensor has an exclusive patented algorithm, accurate actuarial cadence data which can be transmitted to the computer or mobile phone or even riding software in real time

The C61 is toolless and comes with a spongy cushion that will help protect your crank from damage and effectively control the noise caused by bumps.