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, reaching up to 15 meters.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 minutes. So it prevents the buildup of bacteria and odors.Save energy, but still stay cool. The 5-step Convertible Cooling lets you adjust the compressor operation in 5 steps, from 40% to 120%, to suit your changing cooling needs, using the minimal amount of energy. You can also use it to reduce your daily energy consumption whenever you want.Safeguard the Heat Exchanger from damaging corrosion. The Durafin Ultra has an anti-corrosive layer and a hydrophilic layer that protect the Heat Exchanger from rust. Its superb corrosion-resistance was proven in a Salt Spray Test (SST).Enjoy a longer-lasting performance and save money. The Heat Exchanger's coated copper tubes have 7.5x better corrosion resistance, protecting it against harmful environmental conditions, like dust and pollutants. It extends the lifespan, improves reliability and reduces maintenance costs.