Pulse Oximeter Finger Type YK-83C

Dual color OLED displays SpO2, PR, , waveform, Pulse bar; 4-direction & 6-mode display provide convenient readings; Setting alarm range of Spo2 and pulse rate Menu- function setting (Beep sounds, etc) 2pcs AAA-size alkaline batteries; automatically power off; Gravity function, Automatic rotating read ���Option���PI- Perfusion Index indication(Option)