The CMS50E Pulse Oximeter is a high-performance fingertip monitoring device designed to measure blood oxygen saturation (SpO₂) and pulse rate accurately and efficiently. It combines advanced optical sensing with real-time data transmission and memory storage capabilities, making it suitable for hospitals, clinics, and homecare environments. The device features a clear display showing SpO₂, pulse rate, pulse waveform, and bar graph, along with adjustable brightness and automatic display orientation. The CMS50E includes a function menu, PR sound and alarm prompts, and battery power indication. Users can store measurement data for later review or upload it directly to a computer for analysis. Additional features include a rechargeable battery, charging function, and auto standby mode for energy efficiency.