This musical crib bell is created to offer smart solutions to parents-' needs, features rotating adorable rattles, star and moon projection and music box, which includes 150 melodies. Install it on baby crib bed or carriage, it will give the baby a sweet dream and help develop his/her abilities of grabbing, interaction and color perception. * Music Box With Night Light - This musical mobile bed bell has a soft night light. Featured with 150Pcs melodies, including lullabies, instrument music, baby songs and nature sounds. It is volume adjustable, bringing comfortable environment for baby sleep. *Star Projector & Rotating Rattles - This baby nursery toy can project stars, moon and hearts of 2 modes - steady-on and flashing, and also project an image. The music box and colorful rattles are 360° rotatable, improving your baby' s perception of color and motion. *Timing Function - The baby mobile music box has 20/40/50 minutes timer function, it will turn off automatically by the time you se