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Amazon.com: Pulse oximeter fingertip with Plethysmograph and Perfusion Index, Portable Blood Oxygen Saturation Monitor for Heart Rate and SpO2 Level, O2 Monitor Finger for Oxygen,Pulse Ox,Oxi, (White) : Health & Household
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NuvoMed Fingertip Pulse Oximeter, Blood Oxygen Saturation Monitor, SpO2 Monitoring Device, Heart Rate Meter, OLED Display, USA Stock, Quick Ship - Walmart.com
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Amazon.com: Santamedical Dual Color OLED Pulse Oximeter Fingertip, Blood Oxygen Saturation Monitor (SpO2) with Case, Batteries and Lanyard : Health & Household
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