LG is the dual inverter compressor TM solves improper, cooling and noise probems, resulting in an air conditioner that cools faster, last longer and runs quiter . With the 10 year warranty on the compressor users can enjoy the benefits of LG air conditioner for a longer period of time . Dual inverter compressor, uses its high speed cooling range, blows cold air faster and cool space faster . LG power circuit board was upgarded to increases its ability to withstand volatge variations, thus ensuring safety against high voltage variations, thus ensuring safety against high volatge or power surges while ultimately strengthening the air conditioner’s overall durability .