Photo 1 of Fingertip Pulse Oximeter Blood Oxygen Saturation Monitor, Heart Rate and Fast Spo2 Reading Oxygen Meter with OLED Display Screen with AAA Batteries

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Photo 1 of Fingertip Pulse Oximeter Blood Oxygen Saturation Monitor, Heart Rate and Fast Spo2 Reading Oxygen Meter with OLED Display Screen with AAA BatteriesPhoto 2 of Fingertip Pulse Oximeter Blood Oxygen Saturation Monitor, Heart Rate and Fast Spo2 Reading Oxygen Meter with OLED Display Screen with AAA Batteries