The Laser Distance Sensor ( LDS ) scans its surroundings 360 degrees, 1800 times per second, to map out the interiors of your house. The three processors track its movements in real-time, and the Simultaneous Localization and Mapping ( SLAM ) algorithm calculates the most efficient route for cleaning. Using the Mi Home app, you can switch on and remotely control the robot, change cleaning modes and set schedules, Additionally, a powerful Nidec brushless DC motor, the main brush with adjustable height and a 5200mAh Li-ion battery for up to 2.5 hours of cleaning, attractive in price and quality, all these make it stand out of the market. Get the Mi Vacuum and dirt will not stand a chance!