Home Robot Vacuums Roborock S4 Robot Vacuum Cleaner w/ 2000Pa Strong Suction $300.79 Robot Vacuums Roborock S4 Robot Vacuum Cleaner w/ 2000Pa Strong Suction $300.79 By ARCOM - 16 March 2020 118 0 SHARE Facebook Twitter Go to the deal page: Roborock S4 Robot Vacuum Cleaner w/ 2000Pa Strong Suction $300.79