Polar Bluetooth Smart Sport Cadence Sensor

Polar Cadence Sensor Bluetooth SmartBoost your cycling performance with Polar's cadence sensor: find out what your most efficient pedaling rate is and measure your speed and distance accurately. The sensor works with Bluetooth Smart technology and consumes only a little energy. You can later analyse your training at the Polar Flow web service.Features: Bluetooth Smart technology Low energy use Connect to Polar Flow web serviceBuy Polar Training from Chain Reaction Cycles, the World's Largest Online Bike Store.