 | Robot vacuum senses dirtier areas and spends more time cleaning them |
 | Built-in cliff sensors avoid stairs and other drop-offs |
 | Cleans under beds, couches and other hard-to-reach areas |
 | Robot returns to self-charging base between cleaning cycles or when battery runs low |
 | Innovative spinning side brushes grab dirt and dust from corner and along wall edges |
 | High-speed counter-rotating brushes pick up hair, crumbs and other debris |
 | Large, easy to empty bagless dust bin |
 | Improved filtration system traps dust, pollen and other allergens |
 | Cleaning head automatically adjusts to transition from hard to carpeted floors |
 | Anti-tangle technology ensures it won't get stuck on cords or fringe |
 | Gentle-touch bumper system senses obstacles, slowing the vacuum down to gently touch the object and clean around it |
 | Invisible barriers can be set using the Virtual Wall system; requires 2 D batteries |
 | Unit automatically detects the Virtual Wall infrared beam and won't cross it |
 | Includes a fast-charging battery, a 3-hour charger and a power source that supercharges the unit for up to 120 minutes of cleaning |
 | Includes a brush cleaning tool and extra filter |
 | Includes manufacturer's 1-year limited warranty |