1. Filter the tiny dust and bacteria generated in the cleaning process to reduce secondary pollution to the air. 2. Block the dust and reduce the damage to the sensitive parts of the machine. 3. The effective particle filtering function of the Hypa filter can filter particles such as cigarette smoke particles, pollen, dust and so on. 4. It can be recycled after washing and drying, energy saving and environmental protection. 5. Size: 49x45mm
