Simple Touch Controls, External SensorPod, 4 fan speeds, 360-degree filtration, PureDirect airflow technology, Carbon / HEPA / UV filters types, timer option Remote sensing has been proven to provide more accurate readings of the air quality in a room. SensorPod takes air quality readings and communicates those readings back to the purifier. SensorPod air quality readings are displayed and TruSens adapts accordingly. A colour-coded illuminated ring provides additional information by visually communicating good, moderate, or poor air quality. No clunky knobs or buttons to push. Adjust settings with a simple touch. Capacitive Touch Control display is not only easy to use, it's easy to keep clean as well. Engineered to reduce areas of low air flow. Bi-directional air flow better distributes clean air throughout an entire room. Contemporary air purifier combines DuPont filtration with a unique approach to delivering cleaner air. Sensing the air around you, TruSens automatically adjusts to the conditions of your air and is engineered to distribute purified air more effectively.