Sunflower Bubble Machine Seven Color Flower Fully Automatic Bubble Blowing 30ml Features: Note: The bubble machine requires a 3.7V rechargeable battery and a bottle of bubble solution before use. After installation, simply turn it on to enjoy family time. If the battery is low, performance may be affected. In such cases, please replace the battery promptly. Easy to use and multifunctional: The bubble machine features one-click start, three-speed adjustment, colorful LED lighting, and automatic swinging motion. Material: The bubble machine is made of plastic. It is crafted with fine workmanship to ensure a smooth surface, preventing scratches and ensuring safety for children. Non-recyclable liquid: After use, store the bubble solution properly. Do not dispose of the liquid in drains or public areas to avoid mess and environmental issues. Ideal Gift: This bubble machine makes a great gift for children. Product Includes: Bubble machine x1, Bubble liquid x1, Charging cable x1