Hayward Blu Automatic Suction Cleaner features exclusive SmartDrive® programmed steering technology for fast, efficient coverage in in-ground pools. It moves in a predetermined series of right and left turns to systematically provide more thorough coverage of pool surfaces?and it doesnt include pulsating hoses or any noisy parts, ensuring silent operation for a more peaceful pool environment. Blu’s suction technology is powered by your pool’s existing filtration system, saving energy and money from one season to the next. Hayward Blue also comes with 32 ft. of hose and connects to skimmer or suction ports in less than 10 minutes for simple setup and operation