Vacuuming robot picks up dirt and debris with the touch of a button * Easy-to-empty bagless dustbin; fine-filtration system traps allergens * Anti-tangle technology; gentle-touch bumper system; built-in cliff sensors * Self-charging Home Base, 2 Virtual Walls, an extra filter, and more included * Measures 16-3/4 by 21 by 5 inches; 1-year limited warranty