The eufy Clean RoboVac LR30 Hybrid+ Robot Vacuum and Mop that is self emptying, has a 60 day capacity, iPath laser navigation, 3,000Pa ultra strong suction, an electronic water tank, multi floor mapping, advanced app control, and works with Amazon Alexa and Google Assistant. It uses innovative iPath Laser Navigation to learn your home layout and build an accurate map, and vacuums and mops simultaneously in a methodical pattern for deeper, more efficient cleaning.