Baby Musical Mobile with Rotating Hook, Crib Mobile Motor, Baby Music Box Spinner with 3 Modes, Nursery Mobile Motor with 35 Lullabies. Adjustable volume levels: Crib mobile music box allows volume adjustment from 0 to 100. Humanized design: the lowest volume is equivalent to whispering, suitable for soothing the baby to sleep; the middle volume is equivalent to normal conversation, ideal when the baby is awake; the highest volume is relatively loud, perfect for playtime. Multi-scenario application: lightweight and compact design makes it easy to disassemble and carry. The mobile motor measures only 5.5 inches, can be hung on a crib mobile arm during sleep, and easily transported for outdoor use such as picnics or shopping trips. Children's Lullaby: Listening to soft music before bedtime helps promote sleep and improve sleep quality. Appropriate melodies support healthy brain development in infants. Package Included: 1 x Baby Musical Mobile. Note: 1. Due to differences in monitors and lighting effects, the actual color may vary slightly from the images. 2. Please allow 1-3 cm measurement deviation due to manual measurement. (1 inch = 2.54 cm)