【UVC sanitizing+full filtration】High penetration UV light effectively eliminates 99.99% of allergen, bacteria, mites. 5 stage filtration with true HEPA captures particles as small as 0.3 microns, removes dust/pet hair and dander/pollen/mite debris. 【Steamless Heating Sanitizing】Unique steamless heating function provides a constant temperature at 133℉, which keeps the mattress dry and clean especially in the rainy and humid season, and effectively prevent the breeding of mites. 【Powerful Suction】Up to 12kpa suction, which goes directly to the deep cleaning area. The auto high frequency rolling brush beats the fabrics and remove the mites more thoroughly. 【One-Click Dust Dumping】0.55L large visible dust cup, simply one click to dump the litters into dustbin accurately, keep your hands clean and avoid secondary pollution. Detachable and washable accessories are super easy to clean. 【Replacement Accessories】B09X34KXL9. The filter is washable and reusable, it's recommended to replace it every 4~6 months according to the actual use and cleaning situation.