This color changing lamp makes for the perfect room Decor for any dinosaur lover. Push the button once to light up the dinosaur illustrations. Push again to set in motion a slow transition of colorful lights designs to comfort children as they try to sleep.. Push once for white light. Push twice for rainbow light. Battery operated (3 x AA batteries required). Batteries not included. Size: 3.8" x 3.8" x 7.8". Suitable for ages 3+