At first I fell for the Philips Eurobrand and bought their vacuum cleaner aqua. I don’t know what the developers of this unit thought, but the scheme is completely utopian. They put a new case and a water can on the industrial vacuum cleaner. 3 months I realized that I needed to change something. I studied the information for a couple of hours and bought a Samsung . Awesome vacuum cleaner. In half an hour I got the kopeck piece to the fullest. . No need to buy for 12,20,40 and 70 . this is the most normal, the most excellent . Comfortable brush without any bells and whistles, goes everywhere. works and there is no replacement. In general, I recommend it to everyone.