【40,000Hz Ultrasonic Beer Foamer】This canned beer foam machine uses 40,000 times/second ultrasonic vibration to stimulate yeast for smoother, softer beer—advanced beer foamer for perfect foam every time. 【One-Button Operation】Simply click once to create silky foam in seconds—easy-to-use canner beer foamer for parties, weddings, bars, and KTV. 【Compatible with All Canned Beers】Works with standard canned beers for home or professional use—versatile foam maker for any occasion. 【Washable Bottom Design】Bottom part is detachable, washable, and high-temperature resistant—practical beer foam machine with easy-clean features. 【Battery Powered Portable】Runs on 2 AAA batteries (not included) for cordless convenience—portable canner beer foamer for on-the-go foam enjoyment.