High performance measurement is more accurate
Using imported chips, it can quickly, continuously and accurately monitor human blood oxygen (SPO2) and pulse rate (PR)
Blood oxygen measurement range: 35~100% (resolution is 1%)
Blood oxygen measurement accuracy: 70~100%, ±3%
Pulse rate measurement range: 25-250BPM, (resolution is 1BP)
Pulse rate measurement accuracy: ±2BPM

Blood oxygen saturation waveform and pulse intensity histogram display
Menu setting, low battery voltage indication
No finger sensing and no operation after the default 10 seconds to automatically shut down Finger Pulse Oximeter
with voice prompt function, the prompt value is adjustable