Accura Healthcare - Menglembu - Pulse oximetry (脉搏血氧仪) is a test used to measure the oxygen level (oxygen saturation) of the blood. It is an easy, painless measure of how well oxygen
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Fingertip Oximeter Pulse Oximeter Oxygen Saturation Meter SPO2, PR And PI Reading Blood Pressure Monitor. No Bluetooth. Black Color. - Newegg.com
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