Ultrasonic foam design, make the beer produce uniform size perfect bubbles, can enjoy the first taste repeatedly Infusion of rich and delicate foam, everyone can easily make a delicious beer Built-in battery, portable size, can be used at home and outdoors, barbecue, party, etc Whether it is for personal use or gift, are a good choice Designed for beer lovers Specification: Powered by: 1800Mah lithium Battery(included) Colour: white Material: ABS Size: 12.3x3.1cm Package Contents: 1 x Ultrasonic Beer Foamer 1 x Charging cable 1 x English manual Only the above package content, other products are not included. Note: Light shooting 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.