4-in-1 Milk Frother Effortlessly make coffee at home with this milk frother, featuring four modes: hot dense foam, cold foam, heated milk, and hot chocolate. Enjoy the DIY process and customize the milk foam to your preferred proportions. Operation is straightforward, with each function having a corresponding LED indicator and a single key to control the machine. Work efficiently and savor a cup of aromatic coffee in just 2 minutes.