Yosoo 7 Colors Multi-Colors Festival Fashion Lamp X'Mas 7 Colors Color Changing Fiber Optic Christmas Tree with Top Star 1. Slow flash colorful lights change color design. 2. High brightness, low power consumption. 3. Cute mini LED Christmas tree night light. 4. A star decoration at the top of the tree. 5. Every tree powered by 1 x CR2032 button battery (included).