The Fingertip Pulse Oximeter (LK87) is a portable and user-friendly device designed to measure blood oxygen saturation (SpO2) and pulse rate quickly and accurately. It is typically used on the fingertip for ease of use and provides real-time digital readings on its screen. This device is commonly used by people with respiratory issues, athletes, and individuals monitoring their health at home. It is compact, lightweight, and ideal for personal or professional use, offering non-invasive, reliable, and convenient monitoring of oxygen levels and pulse rate.