The device was a Christmas present and stopped suddenly in his second outing in the apartment are - to no avail in the end had the power to Fa AVS -. Which obviously take the service for the manufacturers in D - to be sent in for repair. After four weeks without feedback I called there to see the current state of affairs - it was informed that they are waiting for a replacement part (motherboard) and can not tell how long it will take. Well as we are now beginning with a 500, - EUR expensive cleaning robots ...
Conclusion: not recommended.