Aesthetic Design Back Support Pluggable PCB 5th Gen of Automatic Washing Cleaning Reminder Intelligent PCB control PCB Cooling 4D Airflow with Strong double intake air door Intelligent Wi-Fi function Largest Indoor & Outdoor Unit Superior Remote Control Design (Large LCD, IPX5 waterproof) Gold Fin Evaporator & Condenser Environment Protecting Coating Precise AI Temperature Control 65 Hz Startup – Quick Cooling & Heating Upto 0.1°C with Improved Sensing Accuracy Self-Diagnosis for Low Refrigerant Multi Health Filters