Banggood Coupon for Roborock S55 Robot Vacuum Cleaner WIFI APP Control Sweep and Wet Mop Smart Planned Cleaning For Home. With this great Banggood Roborock S55 Robot Vacuum Cleaner WIFI APP Control Sweep and Wet Mop Smart Planned Cleaning For Home coupon you get Roborock S55 Robot Vacuum Cleaner WIFI APP Control Sweep and Wet Mop Smart Planned Cleaning For Home for $359.99 instead of the normal Banggood price (). The promotional code can be applied when you are in the Banggood checkout. This coupon is valid from 12月19日 until the Bangood coupon end date which is .