Description This portable fingertip pulse oximeter provides quick and accurate on-the-spot measurements of SpO² (blood oxygen saturation) and pulse rate. Key Features: Clear OLED Display: The dual-color OLED screen offers 10 adjustable brightness levels for easy reading in various lighting conditions. It displays SpO², pulse rate, and a pleth waveform. Portable and Convenient: Its lightweight and compact design makes it easily portable in a pocket or bag. Comfortable Fit: The soft-sprung hinged design comfortably accommodates a wide range of finger sizes, suitable for both adults and pediatric patients. User-Friendly Operation: Simple one-button operation allows users to switch between 6 different display modes to view information as preferred. Automatic Power-Off: The device automatically powers off after 8 seconds of inactivity to conserve battery life. Long Battery Life: Powered by 2 AAA alkaline batteries (included), providing approximately 30 hours of continuous use. Low Power Consumption: Consumes less than 30mA. Measurements: SpO² (Blood Oxygen Saturation) Pulse Rate Pleth Waveform Additional Benefits: Adjustable illumination This pulse oximeter is a convenient and reliable tool for monitoring vital signs.