Auto Empty Base: After cleaning, the Nova intelligently navigates back to the Auto Empty Base to automatically empty the dustbin contents and recharge. The bag lined bin holds weeks worth of debris so you don't have to! HomeMap 2.0 Lidar: Advanced laser based navigation system and multiple sensors for superior mapping, object avoidance and floor coverage. Define and customize Rooms and Virtual Boundaries in the iHome Clean App. Ultra Strong Suction: Hyper Drive Plus with 2700pa suction power handles fine dust, stubborn dirt, pesky dirt hair and more. Automatically engages when Nova detects carpet for optimal cleaning. Dual Action Wet/Dry: Vacuum and Mop simultaneously with the 2-in-1 tank. Debris is stored in the dry compartment as the mop follows with a wet pass. Set desired water flow and the Vacuum handles the rest. Connect Nova to Wi-Fi for voice and app control when you want it. Manage Nova from anywhere and connect to Alexa or Google Assistant to control it by your voice.