INTELLIGENT INFRARED INDUCTION Robot Vacuum Function Upgraded Anti-Collision System Improved highly sensitive anti-collision technology for evading obstacles, protect your robot and furniture. Besides All-new upgraded anti-drop technology prevents the robot from falling down from stairs and off of edges. Endurance Robot Vacuum Cleaner Powered by 2200mAh battery, the robotic vacuum cleans for up to 120 min per charge, meaning all of the rooms in your home can be cleaned from a single charge. Multi-Surface Adaptability Recognizes and adapts to clean multiple floor types including hard floors, low pile carpet, laminate, and tile. And new upgrade main planting brush can pick up more pet hair than before, ideal for homes with pets. Robot Vacuum Characteristics Powerful Cleaning Capabilities Multiple cleaning modes include automatic cleaning, spot cleaning, edge cleaning and silent cleaning and a pre-set vacuuming time ensure an effortless. Large Dust Box A large 0.75L dust box that can hold more dust per cleaning to reduce the frequency of emptying. Extended the use time. Dual-Filter System This robot vacuum cleaner is equipped with a dual-layer filter. And it can captures most of dust and allergens, such as household dust, pet dander, mold spores and plant pollens.