This is a 2.0 horsepower (hp) inverter air-conditioner manufactured by Mitsubishi Heavy Industries. It utilizes R410a refrigerant. The model number is SRK/SRC-18YN. Inverter technology allows for energy-efficient operation by varying the compressor speed to match cooling demands, resulting in lower energy consumption and more consistent temperature control. R410a is a common refrigerant known for its cooling properties. This unit is suitable for cooling medium-sized rooms.