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Amazon.com: EMAY Sleep Oxygen Saturation Monitor | Records Oxygen & Heart Rate Continuously | Provides Granular Data, Overnight Report and CSV File | Comes with iOS/Android App : Health & Household
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This app claims to let users monitor SpO2 levels and pulse rate with your smartphone: Here's how it works | Tech News
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Amazon.com: EMAY Bluetooth Pulse Oximeter Fingertip | Blood Oxygen Saturation & Heart Rate Monitor | Compatible with iOS & Android Smartphones : Health & Household
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Amazon.com: Vibeat Wrist Pulse Oximeter - OxyU Bluetooth Wearable Blood Oxygen Monitor with Finger Sensor | Heart Rate & O2 Tracking Continuously, Real-time Reminder, Free APP & PC Report, FSA/HSA Eligible… :
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