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FITCENT Rechargeable Heart Rate Monitor Chest Strap, 5.3Khz Bluetooth ANT+ Heart Rate Chest for Peloton IFIT DDP Yoga Zwift Polar Garmin Wahoo : Amazon.co.uk: Sports & Outdoors
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Professional Heart Rate Monitor for Sports. Chest Strap-free, no constrain. Highly accurate. – Wellue
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