This creates a larger， more Brilliant light show for your viewing entertainment. This is the greatest upgrade anybody could add to their Star Light Show. Decor your room， house. Specifications: Primary Function: Starry Sky Projector Color: Black LED Colors: Red， Blue， Green Material: Hard molded Plastic LED Button: Projects， RED， Green， Blue colors randomly and simultaneously to give a constant color changing projection mood lighting Star Button: Uses warm tungsten color to project the night sky Power by 3 * AA Battery ( no included) Size: D10.8*H11.7cm Weight: 200g