This pulse oximeter is designed for fast and reliable monitoring of blood oxygen saturation (SpO₂) and pulse rate in medical, first aid, and emergency response settings. Its compact and user-friendly design allows for quick readings, making it ideal for routine checks and urgent assessments. The included lanyard enhances portability and accessibility, ensuring the device is always within reach when needed. Suitable for clinics, workplaces, and emergency kits, it offers a convenient solution for on-the-spot vital sign monitoring.