1Monitor Oxygen Saturation: Fingertip pulse oximeter is designed to measure your blood oxygen saturation level, which is a crucial indicator of your overall oxygen status. 2Convenient and Portable: Oximeter features a compact and lightweight design, which provides a convenient way to monitor your blood oxygen saturation and pulse rate anytime and anywhere. 3Adjustable Screen Display: Adjustable color OLED screen. It simultaneously shows the testing values and a pulse graph. The low battery voltage indicator provides real time visual alerts. 4Fast Monitoring: Oximeter determine your SpO2 heart rate and heart strength in few seconds and display it conveniently on a large digital OLED display accurately. 5Excellent Material: Crafted from ABS material, this oximeter is durable and reliable. It is built to withstand regular use and offers long lasting performance.