Purchased for my son but he did not like it. Hippo Keyboard: Make the music last all day with a hippo-inspired piano that features lights, songs, sound effects, and 8 popping birds! Musical Features: This play piano includes 5 musical modes and 26 sound effects. Fun Songs: The Hippo Pop keyboard plays 15 fun songs and 6 nursery rhymes! Birds & Lights: Pressing the tiny hands-friendly piano keys makes 8 colorful birds light up and pop! Batteries Included: 4 x AA batteries are required and included