Home Robot Vacuums Roborock S4 Robot Vacuum Cleaner w/ 2000Pa Strong Suction $300.19 Robot Vacuums Roborock S4 Robot Vacuum Cleaner w/ 2000Pa Strong Suction $300.19 By ARCOM - 9 February 2020 126 0 SHARE Facebook Twitter Go to the deal page: Roborock S4 Robot Vacuum Cleaner w/ 2000Pa Strong Suction $300.19