Polar training computers M400 HR

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  • Super clock but unfortunately NO  

    Polar training computers M400 HR (equipment)
    I called one months mien own the clock and they really convinced - everything the runner or biker needs. Except for one thing - and that unfortunately destroys everything. The battery lasts far not even the 8 hours which are given "up to", sc wi
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  • Polar M400 vs. Garmin Forerunner (report of a runner)  

    Polar training computers M400 HR (equipment)
    Garmin Forerunner had always used for running and am now even changed to Polar. Since about 2 months Use the M400 now (about 3 times a week) and to date only up and running. Have the M400 clock however purchased without chest strap, as I already an o
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