Sain material The bubble maker for children is made of durable, non -toxic and high quality ABS material, which has excellent tenacity, does not hurt hands, does not slide hands, is very comfortable to carry, easy to transport and sustainable. Suitable for several scenes The bubble machine is an ideal gift for children, friends and pets. This bubble machine can bring an endlessness and dreamy atmosphere in a series of events such as weddings, family meetings, children's games, bubble celebrations, summer swimming pools, barbecues, Birthdays, performances on stage and more. Several power options The bubble machine can be powered by a plug -in USB load, a power bank or 4 AA batteries (batteries not included). This offers you maximum comfort and allows you to enjoy the bubble machine both inside and out. Easy to use Place the foam solution in front of the fan of the soap bubble machine, simply turn the button to free up a lot of foam, soap capacity is 150 ml and can produce thousands of soap bubbles per minute . And offer two speeds to choose from. Note: The number of bubbles depends on the quality of the bubble concentrate.