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Amazon.com: Rechargeable Oxygen Meter Finger Pulse Oximeter, SmileCare Bluetooth Pulse Oximeter Fingertip Blood Oxygen Saturation Monitor with Heart Rate and Perfusion Index with Free App iOS & Android for Adult : Health
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Amazon.com: Wellue Bluetooth Pulse Oximeter Fingertip PC-60FW, Blood Oxygen Saturation Monitor with Free APP, Batteries, Carry Bag & Lanyard : Health & Household
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Finger Pulse Oximeter with Bluetooth LE [BM1000] : ID 4582 : $49.95 : Adafruit Industries, Unique & fun DIY electronics and kits
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Oxygen Monitor for Finger,Bluetooth Pulse Oximeter with Smart Audio Reminder,Overnight Sleep Monitor for Home Use,Free App for iOS and Android - Walmart.com
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