Home Robot Vacuums Roborock S4 Max Robot Vacuum Cleaner w/ 2000Pa Strong Suction $309.79 Robot Vacuums Roborock S4 Max Robot Vacuum Cleaner w/ 2000Pa Strong Suction $309.79 By ARCOM - 22 July 2021 67 0 SHARE Facebook Twitter Go to the deal page: Roborock S4 Max Robot Vacuum Cleaner w/ 2000Pa Strong Suction $309.79