* Accurately measure SpO2 value and Pulse Rate value;

* Large True color OLED display of SpO2, PR, Pulse Bar,PI & Plethysmogram;* True color OLED display of SpO2, PR , Pulse Bar,PI & Plethysmogram;

*  Multi-direction display, various display modes (Innovative 4 directions display);

*  Automatic start measuring after putting finger into rubber cushions;

* Power off automatically without signal for about 8 seconds;

* More than 4-hour continuous working time with a button cell battery makes it lighter

*  Audible & visible alarm function;

* Low battery voltage indication.

Fingertip Oximeter