Coospo BK9S speed sensor

The Coospo BK9S speed sensor is a reliable tool for any cyclist, providing precise real-time speed measurement without the need for magnets. With Bluetooth 5.0 and ANT+ technology, an advanced motion algorithm and compatibility with a variety of devices, the BK9S allows you to monitor and analyze your riding performance, helping you improve your performance and take your cycling experience to a new level. Choose the Coospo BK9S and enjoy even better workouts!