CS-E12JKKW (indoor units) x2 Cooling capacity 10,900 Btu/h (6,300 – 12,800) Heating capacity 15,300 Btu/h (6,500 – 17,500)     CU-2E18JBK (outdoor unit) Cooling capacity 18,000 Btu/h (7,200 – 20,000) Heating capacity 22,400 Btu/h (7,200 – 24,600)   Multi-split design air conditioner with Inverter system Seasonal Energy Efficiency Ratio (SEER) = 17.0  R410A refrigerant Inverter control system Anti-allergy filter: SUPER Alleru-Buster Odour-removing function Airflow direction control (up & down) Powerful mode Quiet mode Manual horizontal airflow direction control Automatic operation mode Heating possible at -15°C Soft dry operation mode 24-Hour ON and OFF real setting timer Hot start control Wide and long airflow vane Blue Fin Condenser Auto restart Removable, washable panel Top panel maintenance access Long piping: 15 m Self-diagnostic function Wireless LCD remote control ENERGY STAR® qualified