3-speed adjustable coffee frother: 3 speeds allow you to choose different speeds to achieve an ideal frother effect. Low speed for mixing protein powder drinks. Medium speed for making matcha tea. High speed to create creamy milk froth that can be used in coffee, latte, cappuccino and drinks. High quality milk froth: The removable whisk head is made of food grade 304 stainless steel, easy to clean. The built-in powerful silent motor brings faster rotation speed, does not disturb your family and allows you to have a pleasant morning. Easy to use: When turned on, the speed is very low. By briefly pressing the on/off button, you can adjust the speed from low to medium and from medium to high. The stainless steel whisk is removable and can be easily cleaned under running water. USB rechargeable: The electric whisk eliminates the endless hassle caused by changing batteries. The milk frother can be electrically charged anytime and anywhere via the USB interface. This not only saves battery acquisition costs, but also makes operation more convenient. When fully charged, it can be used about 30 times. Universal and economical: Not only creates milk foam for coffee, cappuccino, macchiato, also suitable for hot or cold chocolate, flavored milk, matcha tea, cocktails, even for foods such as egg yolks and sauce.