This palm pulse oximeter is a portable handheld device designed to display blood oxygen saturation (SpO₂) and pulse rate in real time. The palm-style housing combined with a large digital screen offers comfortable handling and clear visibility for everyday wellness tracking.  The device works with an external finger probe and uses standard dry batteries for power, making it suitable for travel, fitness activities, and situations where charging is inconvenient. Simple operation allows users to obtain readings quickly without complicated setup.