Install it on the baby crib/bed with arms/brackets, and hang toys over the hooks. The toys will rotate while music playing. Light music helps your baby easier fall asleep, strengthen premature babies, and also plays a crucial role in ‘wiring’ the brain for learning. Early music exposure can help promote critical listening skills, language and literacy, creativity, and coordination
【Soft Music】: The music box plays 35 songs including 12 tunes lullaby, 11 Christmas songs, and 12 beautiful tunes with the mobile slowly rotating, but please note that it plays just a part of the song, not the entire song. Compared with white noise, lullabies are faster for babies to relax and fall asleep
【Adjustable】: Baby Crib Mobile Musical Box has Multiple buttons to adjust the bed bell, pause or play music at any time
【Portable Baby Sleep Machine】: At just 3.4" in diameter and 3.6 ounces, the motor fits easily in a diaper bag or backpack
【Unique Texture 】: The unique texture makes the music box fit into many wooden baby mobile arms, bohemian, natural, and beautiful, decorating a more beautiful bedroom for your child. Musical Box fits most crib mobile hangers, and crib mobile arms.2 AA batteries are required, not included
【Safety Gurantee】: This baby musical mobile adopted environmentally non-toxic and durable ABS material to ensure baby safety in case of biting them. The battery slot is covered and screwed in case of mistaken ingestion. You can fix this baby musical mobile on a baby crib with arms or brackets, then hang toys over the hook of the musical mobile. Brackets and toys are not included but available or you can DIY