This kind of bubble machine is compact design and will creates more and more unforgettable memory for you. Just buy and enjoy. Features: The bubble machine has 2 adjustable speeds and 8 bubble blowing wands, powerful to create 3,500+ or 6,000 colorful bubbles/min as per the speed mode you operates. Made of superb ABS materialwith an ergonomic handle, built-in heat dissipation fan and convenient drainage holes at the bottom for long-lasting use 450ml big jars capacity and convenient USB-type C chargeing port design, it is operated by laptop, computer flexibly for joyful and festive enjoyment. Easy to use, it runs automatically afteradding some bubble liquids into the jar once powering on, just enjoy its dreamy times with your loves one. Offers endless fun forparties, weddings, birthdays, festivals, kids playing in backyard, garden, yard etc. Specifications: Input: 5V/2A Working current: