The Atlantis pool cleaner, Scrubs, vacuums and filters all pool surfaces in just 3 hours it’s large self-contained inner filter bag, collects dirt, debris and even dust particles. The Patented swivel prevents cable tangling. Plug-n-play! No pre-installation needed, no connections to pool system. Self-programmed for optimal pool scanning. Incredibly efficient — costs less than 15 cents to clean the pool.