Accurate and Reliable - In the clinical testing process, it consistently beats other pulse oximeters in terms of accuracy and reliability. Accurately measure your blood oxygen saturation (SPO2) and pulse rate. Sports Enthusiasts - Suitable for climbers, skiers, cyclists, pilots or anyone interested in SPO2 and pulse rate during exercise, you only need to use the pulse oximeter before and after exercise. Additionally, you must remain still while the pulse oximeter measures pulse and SPO2. [Suitable for Home Use, Exercise or Travel]: While the accumulated pulse oximeter is convenient for detecting vital signs, it is not intended for medical use, but rather for situations where you need to know your oxygen level before and after your workout or sport like running, hiking or cycling, or while traveling on an airplane. Description 0.96-inch OLED display, 5 levels of adjustable brightness The interface can have six different display modes Low battery indication Have blood oxygen, pulse, bar graph, pulse waveform display and PI perfusion monitoring Increases the function RR Respiratory Rate Operation menu for function setting When there is no signal, the product will automatically shut down after 8s, power saving Small size, light weight, easy to carry out Package Contents 1x Fingertip Pulse Oximeter