Auto Cleans Vacuums & Dusts Hardwood Floors Tile & Hard Carpets Controllable From Smartphone With Built-in Camera & Wi-fi Downloadable Free App For Apple & Android For Controlling Viewing & Setting Schedules Robot Returns To Charge Dock When Battery Is Low Anti-falling Sensor & Obstacle Detection Prevent Robot From Getting Stuck Rear Attachable Duster Pad Picks Up Even The Smallest Particles Follows Walls With Edge Cleaning & Tackles Large Open Floor With Spot Spiral Mode Washable Filters Reusable Brush Rubber Squeegee & Removable .350ml Dust Bin Rear Wheel Spring Shock System 3.4" Low-profile Design