Hitachi is one of the most useful brand in the industry of air conditioner.it is a true value for money one cannot expect such kind of service from such a brand.though the serviing cost is much more higher than the other air conditioner but maintenence is less needed once in year cleaning is enogh to give it perfect service.five star of the hitachi is much less power consumer and reduces cost much more lower.it have many ultra facility like sleep mode .automatic turn on and turn off button with timer.it has a switch which turn off the sounds of the machine.also various types of ultra modern features which are seen in very few machines at this price range are available in this machine.i think it is true value for money at his price range.