With the Roomba Vac Essential robot, cleaning floors is simple. Simply use the iRobot Home App or press the clean button and let it get to work. This high-tech yet uncomplicated robot has the essential features people love with powerful suction for a deep clean. And it has a low-profile design, so it can grab dirt and dust from hard-to-reach places, like under the couch. It has smart navigation and an Edge-Sweeping Brush, so sensors help it navigate around furniture and avoid falling down stairs while it meticulously cleans your floors, including corners and edges.. Dust is no match for our 3-stage cleaning system - your chore list just got shorter, the Roomba Vac Essential robot is a vacuum loaded with cleaning essentials and powered by iRobot OS, its 3-stage cleaning system has 3 levels of powerful suction for a custom clean on carpets and hard floors.