Usage Tips:Washable:Easy to disassemble and clean,the upper part is electronic,cannot be washed,the bottom part is Washable and can treated high temperatureCompatibility:It is compatible with canned beers perfect for party, weeding, feast, bar, pubs, KTV and home.Easy to operate:Just by one click, it is very easy to operate. A and silky foam can be tasted in several seconds.Ultrasonic design:Ultrasonic vibration 40000 times / S high frequency ultrasonic, stimulate , beer is softer.Battery powered:Working under ultrasonic vibration with two AAA batteries(not included)Colour: blackMaterial: plasticPackage Contents:1 x Canner beer foamerOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.