??Features for Pulse Oximeter: <br />- Color OLED display， simultaneous display for testing value and plethysmogram. <br />- The display interface of OLED can rotate four directions whith six different display modes after pressing the power button for less than 0.5s.<br />- Real-time spot-checks <br />- Pulse waveform & bargraph display <br />- Advanced setting for alarm <br />- Functions of audio alarm and pulse sound <br />- Automatic power off <br />- Low power consumption down to 0.3%<br />- 50 hours continuous to work <br />- Low perfusion ●0.4% <br />- Low voltage indicator <br />- Widely used in hospital， home healthcare， oxygen bar， community medical centre， alpine area， sports healthcare etc.