This fantastic 5 in 1 Auto Vacuum cleaner works on all floor types from carpet to hardwood and tiles. The new slim design allows it to go under beds and other places where upright vacuum can't go to clean dirt, dust, and pet hair. This intelligent vacuum cleaner has a built in AI Smart chip and self adjustable wheels to prevent cleaner falling down the stairs. The Robot Cleaner comes with voice prompt function, that will tell you when the cleaning is completed, when it wants to recharge, if any part of the vacuum cleaner is not functioning properly it will notify you by voice of where the problem is, now comes with improved main brush. It cleans floor more deeply and quickly. The Perfect way to save time and keep your home clean!