With an intelligent anti-collision system sensor, it can intelligently prevent the collision and protects furniture from damage. Strong suction can help you save more energy and time. There is a system for powerful, intelligent cleaning and multi cleaning modes for your free choice. Large coverage size can be up to 180 square centimeters that make it a good household helper. Less than 40dB low noise mute will give you a quiet room. Easily deals with all kinds of environment.