The Polaris F9450 9450 Sport Robotic Pool Cleaner with Caddy can reduce energy consumption by up to 90%, significantly lowering operating costs. It features a rear water cleaning stream which blows debris off stairs and out of tight corners. Its over-sized suction intake allows it to ingest larger debris effortlessly. With durable Aqua-Trac tires and Vortex Vacuum Technology, the 9450 Sport tackles any pool terrain and climbs over obstacles without getting stuck.