Polar speed cadence sensor bluetooth smart
Polar speedcadence sensor bluetooth smartboost your cycling performance with polars 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 only a little energy you can later analyse your training at the polar flow web service featuresbluetooth smart technologylow energy useconnect to polar flow web servicebuy polar training from cha