This AUX 1.5HP ASW/AS-12CAR3DI is an R32 refrigerant-based, C-Series inverter air conditioner specifically for use in Sabah, Malaysia. Being an inverter model, it offers energy efficiency compared to non-inverter types by adjusting the compressor speed to match cooling demand. The 1.5 horsepower capacity makes it suitable for medium-sized rooms. The use of R32 refrigerant contributes to a lower global warming potential, making it more environmentally friendly. The C-Series likely indicates a specific feature set or design within the AUX product line.