O general ac is best in class and coolest ac in indiabut it very costly and I also buy o general ac and windows ac which give coolin very much and I also give you suggest you take o general ac because is ac is best in india and have many features and savings electricity and it is very best ac and in o general ac have many colour like ex white .grey.blue.abd etc and very much good for home and services also not costly and he not need very much service and is very much good for cooling and many schools also take o general ac for better convenint