Jumbo cooler is a giving a amazing cooling it was a so nice and it was a best AC feeling we are buy this cooler in last 2 years and we are so happy. this jumbo cooler in summer days and this cooler company is giving a warranty but we have no complants with this cooler, .when I on this cooler in 5 minus room is being cooling and nice wind this cooler working best and we happy with this jambo cooler.it was a such a nice working and so cool in summer days.