The CMS70A Pulse Oximeter is a versatile and high-precision device designed for continuous or spot-check monitoring of blood oxygen saturation (SpO₂) and pulse rate. Utilizing advanced photoelectric technology, it provides reliable and accurate readings for hospitals, clinics, and home health monitoring. The CMS70A features a bright, adjustable display that shows SpO₂, pulse rate, perfusion index (PI), pulse waveform, and battery level. Users can customize screen brightness, sound volume, and display mode for convenience. It also includes data review and real-time PC upload capabilities, ensuring efficient record management and analysis. Additional features include adjustable alarms, pulse sound indication, clock display, and dual power modes (AC and internal battery), making it ideal for both clinical and portable use.