The Shark IQ Robot vacuum combines convenience with intelligence and performance. After each cleaning session, your robot vacuum automatically empties the dust bin into the bagless base, which holds dirt and debris from up to 30 cleaning sessions. With IQ NAv your robot now maps your whole home, allowing you to select which rooms to clean with Shark Clean App or Amazon Alexa. The Shark IQ Robot ™ cleans row by row to assure total floor cleaning. On low battery, your robot recharges and resumes where it left off. And with Shark(r) powerful suction and a self-cleaning brushroll, you get amazing cleaning performance.