It is good quality and popular,it is contenient and easy and suit for all people.With CE and FDA

Display Format: 64k color OLED

Display Mode :Two Direction

Back light: OLED

SPO2:35-99%

Pulse Ratio:30-255 BPM

Pleth Wave: OLED Graphic Display

Battery Voltage Low Indication: OLED Bar Graph.

Power Requirements: Two AA size 1.5V Alkali Battery;

Power Consumption: Less than 60 mA.

Resolution: 1% for SPO2 and 1 BPM for Pulse Ratio.

Measurement Accuracy: ±2% in stage of 70%-99% for SPO2

Unspecified in stage of 35-69% for SPO2

±2BPM or ±2% (Select Larger)for Pulse Ratio.

Measurement Performance in Low Perfusion: SPO2  and  pulse rate #118alue can be shown correctly when pulse-filling ratio is 0.4%.

Interference  Resistance  Capacity  against  Ambient Light :  Deviation  is  smaller  than  ±1%

It is equipped with a function switch, through which the Oximeter can be automatically powered off when no finger is in the Oximeter more than 4 seconds.

Fingertip pulse oximeter