The Honeywell Designer Series Air Purifier delivers proven HEPA performance with an odor fighting Pre-Filter, Certified Honeywell HEPA Filter and a series of UltraQuiet Features. This portable air purifier excels in establishing a comfortable surrounding. Additions such as an essential oil tray used for aromatherapy and a sleep mode specifically designed to ease you into a great night’s rest work beautifully together. This ultra quiet air purifier comes equipped with a VOC Sensor and Air Quality Indicator that will illuminate the floor. It’s a design intended to keep you informed at all times as you’ll be able to see the air quality level from across the room. This naturally pairs with the home air purifier’s Automatic Cleaning Mode that will adjust to the optimal cleaning level for your space.