Category: Portable beer foam machineA creative machine to make ordinary beer equal to the taste of refined brewingFashionable design, simple operation, ultrasonic vibration, small and portableFeatures: with the help of ultrasonic vibration device, beer foam machine can be used for ordinary bottled beer.The liquor is pressurized, which makes use of the gasification of carbonated substances contained in the beerBeer produces rich foam, which improves the texture and taste of beer.