Washable: Easy to disassemble and clean. The electronic component cannot be washed; only the bottom part is washable and can withstand high temperatures. Compatibility: Compatible with canned beers, ideal for parties, weddings, feasts, bars, pubs, KTV, and home use. Easy to operate: One-click operation for quick and simple use. Smooth and silky foam can be achieved in seconds. Ultra design: Features 40,000 vibrations per second high-frequency ultra technology to enhance beer texture, making it smoother. Battery powered: Operates with two AAA batteries (not included) under ultra vibration. Color: Black Material: Plastic Package Contents: 1 x Can beer foamer Note: Light and display differences may cause slight variations in color between the image and the actual item. Measurement error allowance is +/- 1-3 cm.