Samsung Air Conditioner Digital Inverter Technology Refrigerant type : R410A Fast Cooling Upto 73% Energy Savings HD Filter Good sleep, Dehumidification HD Filter (Breathe purer air) LED Display 2-Way Auto Swing DuraFin+ (corrosion-resistant) Automatic Restart Self-diagnosis Noiseless Operation Copper Condenser pipe Sleep Mode 24hour timer Remote Controlled Self-cleaning function On/Off Timer Easy to clean filter