Highlights12 Pleasant melodies our nursery mobile is entertaining and stimulating3 Convenient modesConsiderate volume adjustmentMade with plastic components and soft felt covers our baby musical crib bed bell is durable and safe for our little ones.Easy to assemble. Can be fixed on the baby crib bed. Suitable for baby crib of standard size(within 1.38in).DetailsFeatures:12 Delightful Melodies:Featured with 12 pleasant melodiesour nursery mobile is entertaining and stimulatingwhich will soothe your baby to sleep and promote relaxation! 3 Convenient Modes:Short Press M Key oncemusic starts and the nursery mobile doesn t rotate. Short Press M Key twicemusic stop but the nursery mobile rotates. Short Press M Key 3 timesmusic starts and the nursery mobile rotates. You can choose appropriate mod