I know that very well to no need to introduce about luminous company.now that time almost every one know about luminous company who see the television chanal.luminous inverter is now has best to thr other company.i am also use luminous inverter last two year but his not create any any problm till now.luminous provide good service to the customer.his rating is vey good in the market. I suggest to my friend and my relative to use this company product.I am very satisfied service what to be provide by luminous.