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Amazon.com: Mibest Bluetooth Pulse Oximeter - Blood Oxygen Saturation Monitor with App - SpO2, Pulse Rate, Respiration Rate, Plethysmograph and PI - Compatible with iOS & Android Smartphones - Free 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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Medical-grade adult and pediatrics handheld pulse oximeter, accurate measurement of SpO2 and pulse rate. Professional choice for clinics and family care. – Wellue
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MightySat® Fingertip Pulse Oximeter - Track your health using the same technology hospitals rely on | Personal Health - US
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Amazon.com: HIHBI AOJ-70B Pulse oximeter, blood oxygen meter finger (SpO2) with Plethysmograph and Perfusion Index, portable OLED color display and battery included. : Health & Household
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