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CKeep Fingertip Pulse Oximeter with Respiration, Portable Spo2 Sensor, Portable Lanyard and Batteries Included - Walmart.com
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SparkFun Pulse Oximeter and Heart Rate Sensor - MAX30101 & MAX32664 (Qwiic) - SEN-15219 - SparkFun Electronics
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Amazon.com: Vive Precision Pulse Oximeter - Oxygen Monitor Fingertip, Heart Rate Medical Grade Sensor LED Display - Accurate Finger Meter For Saturation SpO2, Lanyard & Batteries Included - FSA/HSA Approved : Health
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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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SparkFun Pulse Oximeter and Heart Rate Sensor - MAX30101 & MAX32664 (Qwiic) - SEN-15219 - SparkFun Electronics
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