It does everything that the Karcher video shows. It mops floors AND simultaneously collects small debris like crumbs, lint, without needing to sweep thoroughly beforehand.
It does not pick up large pieces. If you want it for a large area, it may not hold up; we use it for under the dining room floor and around the kitchen.
Finally, it is essential to buy a second battery because it may leave you halfway through the job. It might be cheaper than buying the model with two batteries.
Tip: when moving forward, it cleans but leaves lines with the back wheels. When moving backward, it cleans evenly.