Home Robot Vacuums Roborock S4 Robot Vacuum Cleaner w/ 2000Pa Strong Suction $319.99 Robot Vacuums Roborock S4 Robot Vacuum Cleaner w/ 2000Pa Strong Suction $319.99 By ARCOM - 20 April 2020 109 0 SHARE Facebook Twitter Go to the deal page: Roborock S4 Robot Vacuum Cleaner w/ 2000Pa Strong Suction $319.99