Feature●No Replacement Parts: The New Blue Deo uses a washable dust collecting filter that basically eliminates the need for replacing filters and pre-filters●Dramatically Improved Deodorizing Capacity: The new filter has been developed to deodorize 3 times faster than previous models●Energy Saving: Near UV cold cathode tube: Uses near ultraviolet LEDs for even more energy saving●Safe for Babies and Pets - Blue Deo does not release anything except clean air in the air, so you can use it safely in your life with your precious baby or pet●Sleep Healthy with Blue Deo: The blue deo is designed to be quiet. Protect you from pollen and other allergens and bacteria in your bedroomDescription