Cool Mist Humidifier Ultrasonic Aromatherapy DiffuserThis ultrasonic diffuser quietly spreads a cool mist with the scent of aromatic essential oils in the air to create a relaxing environment. Note: Enlarge images for color naming. Features: Silently generates a cool, fine, and aromatic mist Spreads essential oil scents across the room Provides ambient lighting with multiple settings Adjustable light or strong mist output intensity 4 timer modes: 1 hour, 3 hours, 6 hours, or continuous 2 mist options