1. When your baby is dining anti-clockwise turn the music box tillthe bowl botton. 2. Before cleaning or disfection remove the music box to prevent damage of the built-in circuit of accident 3. Use two pieces of aaa batteries that are placed with correct polaity. Bowl boby Made of pyramine material Nonpoisonows insipid shock resistant unbreakable and unti-high-high-temperature Cartoon patterns Non-discoloring no smell and conform to hygienic standards for food Music box Made of absmaterial shock proof