The H2 heart rate sensor allows you to monitor your heart rate on a compatible Polar device. The chest strap adapts to your body shape to bring free movement to your exercise. The hook mechanism works to make the H2 quick to put on and easy to take off. A heart rate monitor gives you an accurate measurement of how hard your body is working. This allows you to adjust how hard you exercise and achieve your fitness goals, it can also let you know if you should not train as you may need more recovery time.
Compatible with: * FT1, FT2, FT4, FT7, FT40, FT60, FT80, RS100, RS300X, RS400, RCX5, CS100, CS200, CS300
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