Finger Pulse LED Meter SpO2 Heart Rate Monitor Blood Oxygen Saturation Oximeter
$5.81
SpO2 accuracy: +1% in the range of 90%~99%, +2% in the range of 70%~89%, other scope is not defined. SpO2 Alarm range: Consistent with the display range, the set step length is 1%. Pulse rate range: 30 bpm~250 bpm.
