Polar Cadence Sensor BT brake calliper Maximum three bikes with a

Maximum three bikes with a maximum weight of 24kg per bike

Cascaded features from top-tier systems

Weight: 265g

while the reinforced back strap ensures the cap remains comfortably in place

Polar Cadence Sensor BT brake calliper Maximum three bikes with aBoost your cycling performance and find out what your most efficient pedaling rate is. The sensor works with Bluetooth Smart technology and consumes only a little energy. You can later analyze your training at the Polar Flow web service. Small and light design with firm bike attachment Compatible with iPhone 4S and later, and with selected Android devices including Samsung Galaxy S3 and S4 using Android 4. 3 or later.