Features: USE NATURAL ENERGY SOURCES: This functions with sunlight and wind, assisting users in understanding fundamental concepts of alternative energy, promoting environmental awareness and sustainable practices. EFFICIENT AND FLEXIBLE DESIGN: Features a 14x6mm motor and a 53x18mm sunlight collector, ensuring easy assembly and suitability for various hands-on projects and educational experiments. WIDE APPLICATION: Ideal for model toys, wind-powered vehicles, and other creative projects, offering numerous opportunities for exploration and learning. EASY ASSEMBLY FOR ALL USERS: produced with user-friendly parts, this simplifies the building process, enhancing practical skills and fostering creativity in educational activity. RELIABLE LOW-POWER starts: Engineered for low-power activation, ensuring consistent operation even in minimal wind conditions, increasing its usability across different situations. Specifications: Component : Silicon +metal Motor size: about 14mmx6mm/0.6x0.24inch sun panel size: 53mmx18mm/2x0.7inch Package Includes: 1 set Light sources Device note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the differences between different monitors, the picture may not reflect the actual colorful of the item.