This fun bubble toy set will keep your children busy for hours. This bubble gun is kid-friendly, with no sharp edges or foul-smelling bubble solution. It will keep everyone safe while having endless fun! It's light and easy to bring. Ideal for indoor & outdoor activities like birthday parties, wedding, classroom parties, and many more. Let you and your children have more happy moments. You only need to install three AA batteries (not included batteries), just pour the bubble water on the spare board, immerse the muzzle of the bubble gun in the bubble water, and then press the switch to enjoy the bubble time.