【UNIQUE TEXTURE DESIGN】- IMITATION WOOD DESIGN makes the music box suitable for many wooden crib mobile arm, natural and beautiful, to decorate a more beautiful bedroom for your child. 2 AA batteries required, not included. Non-toxic and durable ABS material to ensure baby safety in case of biting them. | 【MULTIPLE MUSIC】- The music box plays 9 lullabies; it plays the whole song. Please note that there is someone singing. Lullabies make babies relax faster than white noise, creating a harmonious and relaxing atmosphere to keep your baby at ease and comfortable. | 【FOUR BUTTON】- Power Button, M Button and Two Buttons Of Volume. "M" button is actually switching from spin only, spin + music, and music only. The volume buttons actually have two functions: 1. Long Press two volume buttons for volume up / down; 2. Short Press two volume buttons for next / previous song. | 【ADJUSTABLE VOLUME】- You can adjust the volume at will. Long Press two volume buttons for volume up / down. Different from other motors, this crib mobile motor has 3 modes: spin only, music only, spin & music. Choose the mode you like. Auto-off after 30 minutes for power saving. | 【ALTERNATIVE USES】 - You can fix this baby mobile music box on the baby crib with arms or brackets, then hang toys over the hook of the baby music box. Brackets and toys are not included but you can DIY as you like. Since the Crib Mobile Motor is lightweight and small, you can carry the music box alone for outdoor activities.