Introducing our innovative High Concentration Portable Oxygen Concentrator Model: Y-11! As a factory, we take pride in designing and manufacturing premium quality healthcare equipment. Our Y-11 model offers unparalleled portability without compromising on oxygen concentration levels. Compact and lightweight, it effortlessly provides high concentration oxygen therapy for individuals on the go. With advanced technology and user-friendly features, our Y-11 is a reliable companion for those in need of respiratory support. Invest in this top-notch product to enhance quality of life and enjoy the freedom to breathe deeply and effortlessly.