Home Smart Home Amazon Deal of the Day: iRobot Roomba 640 Robot Vacuum Cleaner $229.99 Smart Home Amazon Deal of the Day: iRobot Roomba 640 Robot Vacuum Cleaner $229.99 By ARCOM - 23 March 2019 179 0 SHARE Facebook Twitter Go to the deal page: Amazon Deal of the Day: iRobot Roomba 640 Robot Vacuum Cleaner $229.99