Dolphin Nautilus Robotic In Ground Pool Cleaner with Two Extra Filter Packs - 99996323 Includes two extra filter packs (4 Spring and 4 Fall filters) Automatic robotic pool cleaner that uses filter cartridges to vacuum up dirt and debris Will clean the floor and the walls up to the waterline Has a 60 ft. power cord with swivel to prevent tangling Backed by a 1-Year manufacturer's warranty