Free-standing Air Purifier, Pureview technology, 5 fan speeds, clean areas up to 55m?, enviroSmart Technology, 4 levels of Filtration, Fitted Plug, front-loading filter change, PM2. 5 Odour/VOC Motion and Sound Sensor Technology, PlasmaTrue Ioniser, interchangeable EU/UK plug. REMOVES OVER 99. 99% OF COVID-19 In a recent test, Fellowes AeraMax Pro AM3 & AM4 air purifiers demonstrated to eliminate COVID-19, using a combination of smart and integrated technologies. Fellowes AeraMax Pro AM3 & AM4 air purifiers demonstrated, through independent laboratory testing, to be effective in eliminating aerosolized concentration of SARS-CoV-2 by 99. 9999% through a single air pass test of the purifier. The AeraMax Professional III is ideal for medium-sized rooms, with the airflow to cover areas from 30m? to 55m?. It s great for public washrooms, classrooms, mid-sized meeting rooms and waiting areas, offering occupants the opportunity to breathe in air that s virtually free of airborne contamina