FIND OUT ABOUT... The square air purifier Coway Airmega AP-1512HH is a square-shaped device that filters and purifies the air in the room to always keep the family away from particles that can harm their health. It offers 4 stages of filtration and 3 fan speeds with an adjustable timer to program the duration of operation. Efficiency The Coway Airmega AP-1512HH offers 4 stages of filtration including a washable pre-filter, odor filter, HEPA filter and an ionizer that generates an electrochemical reaction to effectively reduce airborne pollutants in the air. With the unit, you can protect your family from various virus-carrying dust particles, pet dander, pollen and smoke from cooking and smoking. It offers 3 fan speeds with a built-in timer that allows you to program one, four or eight hours of operation. Multifunction The unit includes an air quality indicator with 3 color LEDs displaying blue for good quality, pink for average quality and red for poor quality. It also has an ecological mode that allows it to stop when no indoor air pollution is detected for 30 minutes and restart when a pollutant is detected. Control It has a control pad on the top of the unit that allows you to navigate between the functions offered by the unit including timer, speed and many others. The device offers a coverage of 33 square meters ideal for the bedroom, kitchen, living room, office etc.