The MP3 Mobile Unit with Night Light is an absolute highlight for the baby crib! Compatible with all Fehn music mobiles, this music mechanism adds a special touch to the bedtime ritual. It invites the baby to watch, listen, and dream. The night light, music, and rotation can be controlled individually or in combination using the buttons on the mechanism. The unit plays the most popular Fehn music box melodies, and with the MicroSD memory card, you can also add your own songs. The repeat control allows individual songs or the entire playlist to be played on loop. The sleep mode automatically turns off the electronic mechanism after a while, ensuring restful sleep for the baby and wonderful dreams. Comes with a MicroSD memory card – customizable. Requires 2 AA batteries – not included. Operation should only be performed by adults. A perfect gift for a birth or baptism. Safety tested by independent testing institutes.