LED projection speaker that projects star shapes and plays 7 types of nature sounds. Pressing the select button plays sounds of birds chirping, a stream, a summer night, waves, a spring stream, rain, and a heartbeat. The red and blue LEDs also change color, lighting up and projecting stars onto the ceiling and walls. You can enjoy a relaxing space in a dark room. - Product Name: LED Projection Speaker - Color Change Function: Yes - Types of Nature Sounds: 7 - Design: Star-shaped projection - Speaker: Built-in Requires 3 alkaline batteries. Test batteries are included. Operation confirmed. The box has noticeable scratches, so please consider purchasing if you are okay with that. Thank you for viewing.