dolphin cayman automatic robotic pool cleaner with single button operation and large capacity top load filter basket ideal for in-ground swimming pools up to 33 feet dolphin take the stress out of pool cleaning with the dolphin cayman robotic pool cleaner. the cayman is ideal for in-ground pools up to 33 feet. this cleaner uses an active brush to scrub your pool’s floor and walls, removing tough dirt from the surfaces. the large, top-loading filter basket traps and locks in leaves and debris for a pool sparkling clean pool in a quick 2 hours. cleaning the filter basket is easy; just remove the basket, release the dirt, rinse, and reload. equipped with a weekly scheduler, set the cayman to automatically clean for you using 3 settings- every day, every other day, or every 3rd day. the cayman does not require a booster pump and is 8x more energy efficient than suction and pressure cleaners, saving you energy with every pool cleaning! backed by a 2 year limited quality assurance, let the cayman take the work out of pool cleaning.