Pool Vac XL™ exclusive AquaPilot® programmed steering moves the cleaner silently in a predetermined series of turns for more thorough cleaning. This automatic suction pool cleaner is powered by the existing filtration system where all debris are captured. In addition, pool owners don't have the expense of an energy-consuming booster pump. For the ultimate in easy, trouble-free operation, leave your pool cleaning to the most sophisticated automatic suction pool cleaner available, Hayward’s Pool Vac XL.