Overview: The Easy@Home Fingertip Pulse Oximeter allows you to find your SpO2 and pulse rate in a flash! Operating is easy since you just need to push one button. With this at your hands, or more specifically, fingertips, you can perform measurements anyplace, anywhere, and anytime! Display: Once you place your fingertip into the chamber, your results will display within a few seconds. What you will see are numbers signifying your SpO2 levels and pulse rate with a plethysmograph (waveform graph) and a bar graph underneath which display your heart rate in real time. The graphs give visual indication of the irregular, weak heartbeat or incorrect reading. The bright OLED display can rotate in four directions so that you can easily see the results from any view. By pushing the button, the display will rotate and also show or hide the graphs. Features: Universal finger clip for fingers of all sizes Auto power off 5 seconds after finger removal Last display mode saved after power off Adjustable Brightness Package Includes: Carrying case Neck/Wrist cord Batteries User manual Warranty: Lifetime Hassle Free Product Replacement Guarantee offered exclusively by Easy@Home in US. NOTE: This Finger Pulse Oximeter is not a medical device. It is the perfect choice for on-the-spot SpO2 and Pulse Rate measuring and monitoring in sport and aviation use, such as mountain climbing, high-altitude activities and running.