The Happy Days Musical Mobile features two bright yellow smiling suns and two white sherpa clouds circling underneath a pink carousel style mobile. Includes a coordinated solid pink fabric sleeve. Helps to soothe your baby to sleep by spinning gently while playing Brahms Lullaby. Includes mobile parts for mounting and easy to follow directions. The music box is battery operated and uses 2 AA batteries (not included). Optional music box sticker included. Coordinates with the complete line of NoJo Happy Days bedding and accessories!