... ,automatic working 4.Auto charging,low noise Self control Vacuum cleaning Robot Model NO.: LCH-121031.Features: 1.Suitable for vacuum carpets ... as the sofa, bed, tea table, etc. so using this cleaning robot you can easily clean the bottoms of the furniture.* Ultra ... , so you can easily limit the operating areas of the cleaning robot.* Changeable operating speed, you can set fast clean and slow ...