LEVOIT Air Purifier for Home Bedroom, Dual HEPA Filters with Aromatherapy Diffuser, Quiet Sleep Mode, Air Cleaner for Smoke, Allergies, Pet Dander, 100% Ozone Free, Air Frenshener, LV-H128, Gray

【2 Functions in 1】Not only an air purifier but also an aroma diffuser. When you want to use the aromatherapy function, add 2-3 drops of your favourite essential oils (Not Included) to the aroma pad under the cover . Then the air cleaner will diffuse the clean air and fresh fragrances into the room