Featuring Vortex Vacuum Technology, the Polaris F9300 9300 Sport Robotic Pool Cleaner is able to pick up larger debris, quickly, while maintaining maximum suction. The large, all-purpose canister captures more than four times the debris load of other cleaners. Additionally, the 9300 Sport has a unique top-load large capacity debris canister that can be easily emptied with a simple shake and spray convenience, so you never have to touch debris again.