The Dyson Pure Hot+Cool (81 m³) is a fan heater, air purifier and fan in one. It detects and removes 99.95% of allergens and pollutants from the air. In heating mode, the air is distributed with high range so that the entire room is heated quickly and evenly. At higher temperatures, a strong airflow of purified air provides a pleasant cooling effect. Directs the airflow through the unit from behind. The adjustable rotary movement distributes the purified air throughout the room. Monitors air quality and purifies air at reduced volume with dimmed display. Real data, in real time. No connection to the Dyson Link app.