Home Dealnews Roborock S50 Smart Robot Vacuum Cleaner for $400 + free s&h from... Dealnews Roborock S50 Smart Robot Vacuum Cleaner for $400 + free s&h from HK By ARCOM - 10 August 2018 168 0 SHARE Facebook Twitter Go to the deal page: Roborock S50 Smart Robot Vacuum Cleaner for $400 + free s&h from HK