Fingertip Pulse Oximeter

1: Small and lightweight, very convenient to carry and use 2: Bright 0.95” monochrome OLED display,2-directions switchable 3: Intelligent fingertip probe with automatic finger detection and automatic power on/off 4: Accurate measurement of SpO2 & PR (Pulse rate) with anti-motion technology 5: Switchable to PI (perfusion index) percentage display 6: Real time pulse bar and plethysmogram display 7: Beep alarm for abnormal readings 8: 2 x AAA alkaline batteries power supply with low voltage indication