A DIY soap bubble machine - lots of fun for the youngest while still working with a piece of robotics - a DC motor with gear that runs the bubble forming paddles and another DC motor that powers the propeller to generate an air flow that blows the bubbles off. The kit also contains all necessary screws, bolts, nuts and holders, a 3x AA battery holder with wires and a switch. Technical Data: Size: 155x115x160mm Power supply: 3x AA batteries (not included) Material: plastic https://elecena.pl/product/22624531/diy-soap-bubble-blower-machine 2023-02-23 https://elecena.pl/product/22624531/diy-soap-bubble-blower-machine 2025-10-28