Before 3to4months I buy this inverter. By a week I noticed that the inver ter is geting hotter I think this is of high use but after noticing 3-4 days I said to my father that hte inverter is geting hot the he says that yes I noticed to then we call coustomer care they didnt belive in my words then my father said that we have to live with this inverter then after one month I sold inverter in OLX this is my experience and comment your experience of any inverter.