The overall design is rich in color, lively and flexible, and the bright colors attract the baby's attention. The structural design is a sleek shape, safe and simple, simple to operate, and convenient to use. It stimulates children's interest in using the product, and functionally displays air quality. The screen shakes out fog, fine particles, low noise and mute, and the speed is gentle, intelligently creating a healthier breathing environment for the baby and the family.