Designed to provide you with utmost cooling and comfort,the Crompton Optimus 35L Air Cooler is an ideak pick. It has an air delivery rate of up to 1350m3/hr that is ideal for average sized rooms. The Everlast pump in this air cooler helps prevent clogging even in hard water conditions,resulting in a long lifespan.Futhermore,with its high water storage capacity of up to 35L,this air cooler ensure an optimal cooling experience.