Best Buy has the bObi Classic Self-Charging Robot Vacuum & Mop as a Deal of the Day for only $189.99 – that’s $560 off! Hassle-free wall-to-wall cleaning with this bObi Classic robotic vacuum cleaner. Built-in sensors detect dirt and expertly navigate around walls, edges and obstacles; its low profile slides under couches and tables smoothly. This bObi Classic robotic vacuum cleaner functions with three touch-screen buttons that provide user-friendly operation.