Advantage Automatic Bubble Guns Machine For KidsAdvantage Automatic Bubble Guns Machine for Kids Gatling Bubble machine for kids handheld ABS material, environmentally friendly, non toxic, smooth and burr free, with a handle design that fits the curvature of the child's palm. There are 8 bubble holes, hundreds of bubbles can be blown out every minute. It can also be used as a small fan, it will bring cool and comfortable wind. The colorful bubble gun needs to install 3 AA batteries (this product