dreame L20 Ultra Robot Vacuum Cleaner with MopExtend Technology, Disassembly, Lifting and Self-Washing Mops, 7000 Pa, AI Action LDS Navigation, Auto Docking, Carpets and Hard Floors Deep Edge Cleaning: The L20 Ultra robot vacuum's MopExtend technology automatically extends mops to spaces that robots typically struggle to reach, for a deep clean. Fully Automatic Base: L20 Ultra robot vacuum automates your daily cleaning, so you'll come home to freshly cleaned floors. It can be kept in perfect con