Lightweight and Compact - A great, convenient size for indoor and outdoor activities including camping, kids parties, weddings, birthdays, graduation parties and so much more. 380ML water tank and 2-hour Continuous use means more fun with fewer interruptions for refills. Easy to Maintain and Use - The removable reservoir is designed for easy cleaning and an integrated smart handle is for both carrying and hanging the bubble machine. Adjustable Speeds - Two bubble blowing levels to meet all occasions, with thousands of bubbles created per minute at the highest speed! High-Quality Materials - Made from high-quality ABS thermoplastic polymer for superior toughness and rust protection. Battery and Wall Powered - Use either 6 x C batteries(not included) for ultimate portability or wall power with the included AC power adapter for maximum power.