Polar 91053157 bicycle spare part/accessory Speed/cadence sensor

Boost your cycling performance with our cadence and cycling speed sensors: find out what your most efficient pedaling rate is and measure your speed and distance accurately. The sensors included in this set work with Bluetooth® Smart technology and consume very little power. You can later analyze your training in the Polar Flow web service. Sync your speed and cadence sensor set with your smartphone.<br><br>- Small and light design with firm bike attachment<br>- Compatible with iPhone 4S and later, and with selected Android devices including Samsung Galaxy S3 and S4 using Android 4.3 or later. Check all compatible devicesPolar 91053157. Type: Speed/cadence sensor, Product colour: Black, Mobile operating systems supported: Android 4.3, Android 4.4, Android 5.0, Android 5.1, iOS