specialized giant cube cannondale Mavic Castelli endura altura
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  • Product Description

    Boost 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 analyse your training at the Polar Flow web service.

    • Compatible with dozens of leading fitness apps
    • 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.