roborock E4 Robot Vacuum Cleaner, Smart Navigation Robotic Vacuum, 2000Pa Strong Suction, 200 min Runtime, Self-Charging, APP Co

?Z-shape Route Navigation & Mapping?: Compared with other robot vacuums of the same price, E4 is powered by OpticEye motion tracking and dual gyroscope route algorithms, can make a route planning while cleaning and never miss any corner of your home. You could see the cleaning map it builds up on App. | ?4 Cleaning Mode & Strong Suction?: Designed with 4 cleaning mode(Silent, Balanced, Turbo, Max), you could choose different modes for different floors on the App. And when walks on the carpet, it will automatically increase the suction power (2000pa max) and take away the tenacious dust on the carpet, making your family life healthier. | ?Large Battery & 200 Runtime?: A 100% battery can run for 200 min, is enough to clean up to 2152sqft. When the robot vac is low of battery during cleaning, it can automatically recharge and then continue cleaning where it left, so if you have larger house, just entrust the cleaning work to E4, without worries. | ?640 ML Dustbin & Washable Filter?: A 640 ml larger dustbin can store more debris, making the robot vacuum easier to clean large spaces or just empty it less often. The washable filter means longer service life and better cleaning effect. | ?App & Voice Control?: Control every element of your robot wherever you are from the Mi Home app. You could even set a cleaning schedule for each room. With Alexa and Google Home support, you could freely start and stop cleanups and more with the power of your voice. | ?24 hours Customer Care?: Roborock provides a 12 months warranty for each product. And if you have any questions, please contact our 24-hour customer service center.