- Function and health benefit: The oxygen concentrator filter removes impurities from the oxygen stream to maintain oxygen quality and support effective therapy. - Material and durability: The filter box is made of ABS plastic, offering firmness and sturdiness to resist damage during normal use. - Compatibility and fit: Designed as a replacement filter box for Haier and Sunwik oxygen concentrators, providing a precise, snug fit. - Performance and longevity: Regular replacement helps maintain concentrator performance and can extend the life of the machine. - Use scenarios: - At home: for daily oxygen therapy with Haier or Sunwik concentrators to ensure clean, reliable oxygen. - Clinic or home care: keeps the equipment running smoothly with a compatible replacement box, reducing downtime. - Travel or relocation: replace as needed to sustain oxygen quality when moving between locations.