The air conditioner is used, clean, and 100% working. However, according to the technician, the outdoor unit's compressor needs replacement. The air conditioner is sound in every way, it only needs a compressor, according to the technician, and maybe it doesn't need one. The model number is WWS24G3C, and it uses R22 refrigerant with a charge of 1.6 kg. The manufacturing date is February 2011, and it operates on 220 volts and 60 Hz. The air conditioner is sound in every way, it only needs a compressor.