the polar look keo power ble smart pedals 2016 combine the experience of polar and look, obtaining the first automatic pedals that get a measurement of the power generated in each pedal stroke and promote the improvement of the technique of the cyclist. features: -automatic pedals. -measure the power generated in each pedal stroke. -easy to attach to the cranks. -maximum precision and data transfer. -wattage instant information. -improvement of the technique of the cyclist. -balance between left and right (cs600x/cs600). -measurement of the current cadence and average.