Symphony Jumbo 51-Litre Air Cooler (White)-For Large room Product dimension: 655mm x 634mm x 773mm always allow for cross-ventilation in your area/room, else cooler won't work effectively dura-pump technology, large pad area for superior cooling and powerful 18-inch fan cooling area (mtr.3/Ft.3): 113/4000 Capacity: 51 liters warranty: 1 year on product power: 185 watts; operating voltage: 110-230 volts