The Polar H9 Heart Rate Sensor is a versatile and reliable monitor that provides accurate heart rate measurements with its ANT Plus and Bluetooth connectivity options. The sleek black design, waterproof features, and M-XXL size make it suitable for both indoor and outdoor use. With a battery life of more than 7 days, this BIOMETRIC_MONITOR from Polar is perfect for sports enthusiasts looking to track their heart rate with precision. Compatible with Android operating systems, this heart rate sensor is a must-have for athletes seeking optimal performance.
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