✅ The Xiaowa Roborock E20 Vacuum Review ~ It includes a 90 minute battery with multiple sensors. For carpets it increases to 1800Pa hyper-suction for lifting embedded particles and dog hair. The Roborock E20 has 1,600 sq. ft. of coverage. It maps your home’s layout and using built-in smart home navigation, it’s able to do spot cleaning. You can also use the Roborock E20 mobile app for remote control.