So the milk frother works on the same principle as the battery-powered devices. is only just bigger and faster work froth milk. Class equipment, is also nice stable, only a disadvantage to you should consider having: WMF is recommended not to dive under control in liquid, that can be rinsed out only the whorl and dishwasher is schonmal garnicht announced. Bothers me personally not, therefore, 5 stars, but it should be mentioned it already!