With the Bright Starts Soothing Safari 2-in-1 mobile you can create a comforting environment for your baby to drift off to sleep. This fully portable mobile features 6 gentle melodies, 15 minutes of classical lullabies and 4 hanging animal characters. The mobile securely attaches to any size crib rail using the Perfect Fit Universal Attachment. For added convenience, the mobile's detachable base can be used as a musical crib toy. Requires 3x C batteries.