✔ Compatible with most of mainstream training APP (via Bluetooth) ,compatible with Wahoo fitness,iGPSPORT,Zwift,Runtastic Road Bike and more ✔ ANT+ and Bluetooth: Compatible with Garmin,Bryton,Polar,Wahoo,iGPSPORT bike computer and more ✔ Helps you find the optimal cadence, making cycling easier and training more efficient. ✔ Easy to install, maintain and move between bikes - No magnets. Cadence sensor easily attaches to your bike's crank arm ✔ Long battery life: CR2025 battery,Normal use for a year(one hour per day)