Nebula and star & 10 colors - through the realistic projection of a dynamic nebula on the ceiling or wall, several colors can be combined at a fantastic speed to create a relaxed atmosphere. You can choose which mode to display according to your mood or environment.Remote control and voice control --- With remote control and touch buttons, dual option and more convenient to use. The newest type of flicker activated by the sound allows you to change the color depending on the rhythm of the music or slap your hands for a disco effect.Bluetooth Speaker USB Flash Drive Socket --- Just plug in bluetooth or play music from external storage through the USB port. Your favorite music will be played. High quality music with realistic fog creates a calming, romantic atmosphere.Mintimer & brightness adjustable --- The timer option is more energy efficient and you can also project all night. Low light - medium light - high light perfectly matches the desired atmosphere.After-sale service --- For birthday parties, family celebrations, KTV, dance halls, clubs, bars, children's party, dance floor. Can serve as an ideal gift for your friends, children, colleagues, family etc.