This air conditioner uses R410A refrigerant and delivers an EER rating of A++. It has a cooling capacity of 36,000 BTU/h and a heating capacity of 39,000 BTU/h, with a power consumption of 4,000 W. Equipped with a full 5D DC inverter, it provides fast cooling and heating, and features a dual side air inlet for efficient airflow. Additional functionalities include self-diagnosis, anti-cold wind, auto-restart, long air supply, and big air volume, along with a high-efficiency 3-layer heat exchanger. The unit achieves an energy efficiency factor (EEF/EER) of 4.49, ensuring optimal performance and energy savings.