The Dyson Pure Cool Tower Fan automatically removes 99.95% of allergens and pollutants as small as 0.1 microns from the air. Operated by remote control or through the Dyson Link App to monitor air quality, performance and the life of your filter. It is also a cooling fan for the summer. Automatically monitors, reacts and purifies ; then reports to your Dyson Link app, so you can remotely control your environment. Suitable for room size up to 16m. Quiet operation. 10 speed settings. Auto shut-off. HEPA filter. Filter included. CADR rating smoke 71. CADR rating pollen 71. CADR rating dust 71. Size H101.8, W19, D11cm. Manufacturers 2 year parts and labour guarantee.