YOUDirect Automatic Intelligent Robot Vacuum Cleaner with One-Key Planning Tech - Auto Sweeping Machine Home Cleaning Tool, Smart Clean Robot for Multi Floor Typies Pet Hair (Black) REMINDING: Please Take off the dial at the bottom of the vacuum before turning on, because it covered the main wheel. If don't take off the dial, the cleaner can't move. See the 7th picture. 3-STEP CLEANING SYSTEM: Automatic cleaning, key cleaning and edge side cleaning by one key planing, this clean robot makes your home clean without dust. AUTOMATIC TURNING TEC: More advanced programming in the vacuum cleaner improving errors getting stuck, automatic turns when encountered obstacles. LOW MINI PROFILE: The electric vacuum robot has a low profile which can travel through any room and it is small enough to fit under the couch or bed in your house. Dirt can not hide. PET FRIENDLY: The automatic vacuum cleaner's filter keeps air pure and fine dust particles trapped inside dustbin. Powerful suction does not clog with dog or cat hair when it working.