Although unused, I have only confirmed that it works. Batteries are not included. Two AAA batteries are required. Pressing the six buttons on the surface produces sounds. #sakana's baby items ↑ I'm also selling other baby items *I have checked for any noticeable scratches, but as this is an overseas product, please refrain from purchasing if you are looking for a perfect condition like a domestic product. Piano toy kids keyboard toy baby instrument children's toy educational toy finger training auditory development toy boys girls Type... Finger play