Polaris 9550 is an advanced 4-wheel drive robotic cleaner. Its aquadynamic design combines commanding styling, inventive engineering, and intelligence for a truly impressive cleaner. The cleaner is outfitted with Aqua-Trax tires for all pool surfaces and features ActivMotion™ Sensor Technology for unmatchable navigation, even in larger and free from pools. The 9550 Sport features oscillating brushes that scrub away stubborn dirt and stains and Proprietary Vortex Vacuum Technology that allows the cleaner pick up larger debris quickly while maintaining maximum suction. Debris is easily removed from the top of the cleaner which features a lid and large capacity filter canister, eliminating the need for messy bags. The forceful rear water propulsion system allows this agile cleaner to reach debris under stairs and in tight corners while improved power gets the job done fast. Best of all, the 9550 includes a 7-day programmable timer, pre-programmed cleaning patterns, and a motion sensing hand held remote. The cleaner also includes a heavy gauge, powder coated alloy caddy for storage and transport. Includes 110v transformer, 60 ft. cord, and filter canister.