Polaris 9300xi Sport Robotic Pool Cleaner Vortex Vacuum Technology captures more than four times the debris load of other cleaners Top access, large, all-purpose filter canister has four times the capacity of other similar cleaners Cleans pool floor, walls, and tile line, scrubs tile with solid non-pleated scrubbing brush Includes remote control for spot cleaning or choose from 2 cleaning cycles (1.5 or 2.5 hrs) Cleans all pool surfaces, pools up to 60 ft. in length, 2 year warranty