From around 10 months old: Pressing the button changes modes, and pressing the pad plays 8 different sounds. Pressing the center button turns on the light and plays 10 melodies. Batteries will be included when shipped. Operation confirmed. Will be shipped in the original box (with scratches). * Shipping method may change between Rakuraku and Yu-Yu (will ship at the lowest cost). * This item is stored at home. Please refrain from purchasing if you are concerned about wrinkles, deformation, or the condition of the tags due to storage. * I try to respond to questions and ship items promptly, but please understand that I may not be able to respond immediately due to having a young child. * Please feel free to ask any questions before purchasing.