Features for Fingertip Pulse Oximeter: <br />- Reliable accuracy and durability<br />- Two Color OLED Display、 four display modes.<br />- 4-Direction Display adjustable.<br />- Low voltage indicator、 Real-time spot-checks.<br />- Low power consumption、50 hours continuous to work.<br />- Low Perfusion ??0.4%<br />- Automatic power off when no signal<br />- Small and light weight、 convenient to carry<br />- Widely used in hospital、 home healthcare、 oxygen bar、 community medical centre、 alpine area、 sports healthcare etc.<br /><br />Package Content:<br />- 1 x RPO-8A Fingertip Oximeter<br />- 1 x Lanyard<br />- 1 x English user's manual