【Rechargeable USB Milk Frother】The portable milk frother is powered by built-in rechargeable battery, no battery replacement, eco-friendly and money-saving. 【Rechargeable Milk Frother】 【Adjustable 3-speed coffee】3 speeds allow you to choose different speeds to achieve ideal frother effect. Low speed for blending powdered protein shakes. Medium speed for making matcha tea. High speed to create creamy milk froth that can be used in coffee, latte, cappuccino and beverages. 【USB Rechargeable】Electric whisk eliminates endless hassle caused by changing Battery. 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 work for a long time. 【High Quality Cordless Milk Frother】The detachable whisk head is made of food grade 304 stainless steel, easy to clean. The built-in powerful low-noise motor brings stronger speed rotation without disturbing