This air purifier is able to remove up to 99.97% of fine particles trapped in the air, eliminating allergens and bacteria to create healthy airflow around your home. Its powerful air purification technology can cleanse the air in large rooms up to 50m2, capturing dust and pet hair with a pre-filter to improve your allergies all year round. It features an anti-bacteria filter to trap harmful particles, in addition to a UV light to kill bacteria and germs. Its carbon filter helps cleanse unpleasant odours to refresh your room’s scent. Select from sleep, high or automatic air purification modes for effective cleansing based on your air quality, indicated by 7 led lights which display the current amount of air pollution in the room. An 8-hour timer can be set to automatically shut down the device at a specified time to save energy. Designed to operate quietly, the air purifier produces only 29 decibels on the lowest setting for purifying without disruption. Settings can be easily adjusted via the soft-touch controls, while the filter change reminder indicates when a replacement is required to keep your air fresh and clean for longer. Black and Decker