Our bubble machine gun can produce more bubbles which can be large or small,It's a novelty gift for children. 32 holes Gatling bubble machine can output hundreds of bubbles per min,kids would be obessed with bubbles world. Our bubble maker is made up of friendly good plastic, toxic and harmless. Kids can use our gatling bubble maker toy safely and enjoy of making bubbles. Package Contains: 1 32 hole bubble machine gun, 1 box of Soap Solution, and 1 plastic tray. You only need to install 4 AA 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. NOTE: PLEASE WATCH TUTORIAL ON HOW TO INSERT THE BATTERIES IN BUBBLE GUN..