This iRobot Roomba 620 Robotic Vacuum from $419.99 to $359.99 to $287.99 with code SEPT20 at Kohls.com. Plus, shipping is free. Better yet, you will also receive $55 back in Kohl's cash. The next best price is $293 at Amazon but the extra Kohl's Cash makes this a much better deal. This vacuum features sensors to avoid stairs, drop-offs, and furniture. It includes a self-charging base, battery, filter, side brush, bristle brush, beater brush, and brush cleaning tool. Sales tax is charged in most states.