Kohl's offers the iRobot Roomba 620 Robot Vacuum for $339.99. Coupon codes "ALLDAISIES" and "MOMSDAY10" drops the price to $280.49. With free shipping, that's $17 under our mention from two weeks ago (which included $75 Kohl's cash) and the lowest total price we could find by $34. It features a self-charging home base, side brush, bristle brush, beater brush, brush cleaning tool, and iAdapt sensors. Deal ends May 8.