![Amazon.com : Polar A300 Fitness Tracker and Activity Monitor with Heart Rate (White) : Sports & Outdoors Amazon.com : Polar A300 Fitness Tracker and Activity Monitor with Heart Rate (White) : Sports & Outdoors](https://m.media-amazon.com/images/I/71tS+oypfML._AC_UF1000,1000_QL80_.jpg)
Amazon.com : Polar A300 Fitness Tracker and Activity Monitor with Heart Rate (White) : Sports & Outdoors
Polar - El Polar Fitness Test mide tu estado de forma aeróbico en reposo sin realizar ningún esfuerzo, en tan solo cinco minutos. El resultado, el índice Polar OwnIndex, evalúa tu consumo
![Amazon.com : Polar A300 Fitness Tracker and Activity Monitor with Heart Rate (White) : Sports & Outdoors Amazon.com : Polar A300 Fitness Tracker and Activity Monitor with Heart Rate (White) : Sports & Outdoors](https://m.media-amazon.com/images/I/71hKPO0f3NL._AC_UF1000,1000_QL80_.jpg)