Dear mouthshut coustmer I am write here some details about LG Inverter V 1.5 AC. I hope my review will very useful for coustmer. I bought it in 2014. Since now no any problem in this air conditnor. You must service it in 1 year. Its cooling is spread in a room very fast. No other sound is in the ac. In this ac cutout system is very nice. I am satisfied with it.