The Safari Serenity Musical Mobile from the Peanutshell is a delightful, easy- to-install addition to any baby boy or girl nursery. A parade of dancing elephant, giraffe, zebra, monkey, and turtle captures babies curiosity and promotes coordination. Detachable arm is designed for a standard crib size. The built-in digital music box plays 12 soothing lullabies, helping you effortlessly put baby to sleep. Battery powered mobile requires two AA batteries (not included). Pair it with our safari themed crib bedding, crib sheets, bassinet sheets, and playard sheets for your dream jungle animals nursery.