[MAKE YOUR OWN BEER COCKTAIL - Does not require CO2 GAS cartridges. Enviromental friendly. Just press the switch and insert into the beverage you can make your own drink recipes with Ultrasonic Vibration Micro Foamer! CREAMY FOAM - The technology inside delivers high levels of ultrasonic vibration at 40000 times per second. Ultrasonic vibration creates a fine-grained authentic thick foam and also makes your drinks taste better. COMPACT AND EASY TO CARRY - The body weight is only 3.84Lbs easy to carry. Powered by 2 standard AAA batteries (not included) convenient for outdoor barbecues and parties etc. VERSATILITY - Works with any type of beer & cocktailes such as lagers ales stouts IPAs sours beers porters ambers and more. GREAT GIFT - Awesome style and outstanding features unique gift for beer lovers or cocktail lovers Perfect gift for Christmas Thanksgiving birthdays Father`s Day Mother`s Day and more!]