Roborock Open Box Roborock S7 Max Ultra Robot Vacuum White •One Dock to Rule Them All. Experience hands-free cleaning with the RockDock Ultra for a new level of convenience, leaving your home spotless and always smelling fresh.•Self-Drying & Self-Washing. Dries the mop and bottom of the dock to prevent... $924.99 Was: $1,299.99 Was: Add to Cart