This a advance type of a/c and their performance is mostly good and it gives more then services their cooling system is best & this a/c working is very fastest type, its cooling system is more fast to chilly in 1.5 tonne of hot air to cool air and their installation is very easy- or mantainance is low so it gives best features in this a/c , for sefety its body parts made in good materials, it can operate very easy , it also give chief rate in best qualityyhis type of a/c is latest technology in fatest mode of dual working.