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Enjoy ECG and SpO2 plus full activity and sleep tracking in an iconic luxury design - ScanWatch Horizon | Withings
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Amazon.com : Withings Steel HR Hybrid Smartwatch - Activity, Sleep, Fitness and Heart Rate Tracker with Connected GPS : Sports & Outdoors
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Withings Scanwatch Hybrid Smartwatch with ECG, heart rate and oximeter 38mm White HWA09-model 5-All-Int - Best Buy
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