Cool rooms quickly from corner to corner, so feel comfortable wherever you are. Digital Inverter technology cools the air 43% faster. Its advanced design also has a 15% larger fan, 18% wider inlet and a 31% wider blade. So cool air is dispersed farther and wider. Keep the air conditioner working efficiently with less effort. The Copper Anti-bacterial Filter is located outside, on the top, so it can easily be removed and cleaned. Its dense mesh keeps the Heat Exchanger clean and a Copper Sulphide coating helps protect you from inhaling harmful bacteria Keep the inside of the air conditioner hygienic by doing nothing! After it has been working, the Auto Clean function automatically dries the Heat Exchanger using a 3-step process. It removes moisture by blowing air for between 10 to 30 minutesSave energy, but still stay cool. The 5-step Convertible Cooling