The milk frother has a built-in rechargeable battery, which can be charged any for time and any where. The electric milk frother has strong and a USB charging , which can be directly to a mobile power supply and computer equipment to . Hand-held whisk, and food, electric milk frother, let you easily make delicious dishes. The rechargeable beater is adjustable at 3 speeds, mixing evenly, with low noise, and food quietly. The beverage mixer can be switched freely with mixing heads, and can be used as a milk frother or whisk.