8 Optional Light Music: Relaxing music combined with a quiet starry sky create a quiet and comfortable sleeping environment, which help your baby kids sleep well. Iddition to its creates a calming effect, music calso improve children s listening skills, improve brain function, enhance creativity Remote Control and Auto-off Timer: Our cute little yellow duck projection lamp is equipped with a wireless remote control, which can be set remotely according to your needs. Freely turn on/off the projection lamp, start/stop the music and rotation function, change the light color/brightness, adjust the music mode/volume, built-in 15/30 minutes automatic shutdown timer 6 Different Projection Scenario: Starry sky, vast universe, the ocean world, birthdays, Christmas, and lovers. More options make it become the most popular projector in families. The vast universe, starry sky, and the magnificent ocean world can wipe away fatigue and calm yourselves. On the other hand, the