I am pirchease that samsung bio sleep ac but I samsung is a good bramd but that product of samsung is not good and its major proble is thag its cool my room in a very large time its always disappointed me and my all family members said to your ac is very bad you will sell them amd purchease another ac infect I gives add to olx for that samsung bio sleep but no one gives me any type of deal and all over my decision is that thi samsung bio sleel a c is a very bad decision of my purchease also its only gives to me a large bill.