Hello my friends usha copmany is a most papular company in india becouse peoples were most used then after some time become a more company like four star then many people purpchase this product and usha company lounch a new product ushaCL15AM Air cooler this company is very old company. So I say something about this A VERY USEFUL so u purchase product .you trust see them our company usha . Becouse many people purchase product so say u purchase this product becouse cooler plastic bady. so I cleared that it is very good product.