10 Colors & Stars and Ocean Waves - Create a relaxed atmosphere by projecting combined dynamic realistic colors and effects onto the wall or ceiling. You can choose the display mode according to your mood or environment. Remote control and voice control - You can use the remote control to open/disable the machine, to turn it on or not to turn it on , to adjust brightness, sound and timers. Voice control lets you change the display color to the beat of the music or clap your hands for a disco effect. remote control is powered by 2*AAA batteries. (not included) Built-in speaker - Connect your Bluetooth phone with a night light or plug in the USB port to listen to lullaby music, relaxing and meditation music at the light show. Adjustable volume fits your baby's peace and sweet sleep. Enjoy the beauty of the starry sky with the pleasures of relaxation, moon warm atmosphere songs. Adjustable Timer & Brightness - The timer option allows you to save energy and project any the night. Adjustable display light: You can choose the intensity of the light (low, high or medium) depending on the atmosphere you want to create. Great gifts for family and children- Ideal for birthday party, family party, KTV, dance halls, clubs, bars, children's party, dance floors. Can be an ideal gift for your friends, children, colleagues, family, etc.