Wrist Finger Pulse Oximeter 24h SpO2 PR Sleep Recorder Blood Oxygen Monitor+USB

SpO2 error is ±4%, pulse rate error is ±2 bpm or ±2% (select larger). ◆SpO2 value display. ◆With SpO2 value and pulse rate value of storage, the storage data can be uploaded to computers. ◆Pulse waveform display.

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