More effective at removing dust than washing with water, it eliminates and dust, quickly dries bed dust, and leaves nowhere for dust to hide. The noise reduction technology operates gently, preventing sudden changes in volume so as not to frighten or disturb your pet. With its powerful suction and filament brush head, it removes PM2.5, , , and dust more thoroughly, reducing allergies and giving you peace of mind. Easily handle pet hair and scattered cat food.