ZY-1S CE oxygenerator1-7L is a portable oxygen concentrator designed to meet the respiratory needs of oxygen-dependent individuals. Our factory produces this product with a commitment to quality and reliability. This oxygen generator delivers a high concentration of oxygen (up to 96%) through a convenient and user-friendly interface. Lightweight and compact, it works quietly and efficiently to deliver oxygen for breathing at home or on the go. With adjustable flow rates, it can provide up to 7 liters per minute, making it suitable for a wide range of users with varying needs. Our factory ensures that each unit is rigorously tested to meet high standards before it is sent out for use.