Introducing ZY-1FW, our hot-selling 1L Medical Household Portable Oxygen Generator for Breathing. As a leading factory in the industry, we are proud to offer this exceptional product. This oxygen generator operates on both 220v and 380v with a frequency range of 50-60hz, ensuring compatibility worldwide. Its compact design makes it perfect for use at home or in medical facilities. With a capacity of 1L, it effectively produces a continuous supply of oxygen for enhanced breathing. This generator is reliable, durable, and guarantees optimal performance. Invest in our ZY-1FW for reliable and convenient oxygen generation.