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.<br /><br />Package Content:<br />1x RPO-8B6 Fingertip Oximeter<br />1x Lanyard<br />1x English user's manual