The CMS50QA Pulse Oximeter is a reliable and rechargeable fingertip oximeter designed to measure blood oxygen saturation (SpO₂) and pulse rate with precision and convenience. It features clear digital displays for SpO₂ and pulse rate values, complemented by a dynamic bar graph for real-time monitoring. The device includes a low-battery indicator and automatically enters standby mode when not in use to conserve power. Equipped with a built-in charging function, it eliminates the need for frequent battery replacement. The CMS50QA also features audible PR sound prompts and alerts for over-limit readings or low power, ensuring timely response and enhanced safety. Compact and easy to operate, it is suitable for homecare, clinical use, and sports health applications.