ITA-MED Deluxe Fingertip Pulse Oximeter with 6-way OLED display (Organic Light Emitting Diode) is a very important and common device to check blood-oxygen saturation (SpO2) level and pulse rate of adult and pediatric patients at home or hospital (including clinical use in internal ...ITA-MED Deluxe Fingertip Pulse Oximeter with 6-way OLED display (Organic Light Emitting Diode) is a very important and common device to check blood-oxygen saturation (SpO2) level and pulse rate of adult and pediatric patients at home or hospital (including clinical use in internal medicine/surgery, anesthesia, intensive care, etc.). As a small, compact, simple, reliable and durable physiological monitoring device, Fingertip Pulse Oximeter greatly enhances patient care. Its widely used in clinics, hospitals, social medical organizations and first aid kits.