* On/Off button: Press to play or pause music; the motor synchronizes with the music. It rotates while the music plays and stops when paused. * Mode button: Switch between 12 songs; pressing the button plays the next song automatically. * Volume selection button: Features three volume levels (high, medium, low) which can be cycled through with each press. * Adjustable volume: Unlike traditional music boxes with limited volume settings, this motor offers a continuous volume range from 0 to 100. * Soft music: Choose from 12 lullabies to help your baby sleep quickly. * User-friendly design: Automatic shutdown after 30 minutes. * Compatibility: Fits most crib mobile hangers; requires 2 AA batteries (not included). * Color: White * Material: ABS * Size: 14 x 9 x 35 cm * Package includes: 1 music box. Other items are not included. Note: Colors may vary slightly due to lighting and display differences. Allow for a measurement error of +/- 1-3 cm.