Soap bubble maker, for making foam A foam generator is a device used to create bubbles in a bathtub. Suspended above the bathtub, it will make the child look forward to bathing. To create foam, just pour bath liquid with a little water into the tank and press the button. The frog needs to be powered by two AA batteries. The first press of the button produces foam and a calm melody begins to play. The second press mutes the melody, the third turns off the toy. The toy should not be immersed in water. Specification: Power supply: 2xAA Frog dimensions: 25 x 19 x 8 cm Package dimensions: 26 x 20 x 8.5 cm