Wall mounted, No plug - hard-wired, 5 fan speeds, clean areas up to 55m?, enviroSmart Technology, 4 levels of Filtration, front-loading filter change, Odour/VOC Motion and Sound Sensor Technology, PlasmaTrue Ioniser. 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 Pro 3 is an ideal air purifier for medium-sized rooms, with CFM to cover areas from 300 to 700 square feet. It s great for public restrooms, exam areas, smaller lobbies and waiting rooms, offering occupants the opportunity to breathe in air that s virtually free of airborne contaminants. This model is an installation model and a wall-mounted