This DIY solar-powered helicopter model is an engaging science experiment kit designed for kids. It combines the excitement of building a toy with the education benefits of learning about solar energy. The wooden components are easy to assemble, making it a project for young engineers. Once completed, the helicopter is powered by sunlight, demonstrating the principles of solar energy in a fun and interactive way. Features -Color:Beige -Material:Wood -Size:21.00X15.50X8.00cm/8.25X6.09X3.14in -Solar powered efficiency: eliminating the need for batteries, for outdoor exploration and science education -Diy design: encourage hands-on skills and innovative thinking with this diy kit, making it an ideal choice for parent-child interaction and collaborative learning experiences -Lightweight structure: easy to assemble and fly, this toy remains stable even in light breezes, making it suitable for parks, ensuring hours of outdoor fun -High efficiency solar panel: equipped with a high efficiency solar panel, this toy charges quickly and offers extended flight times, enhancing the flying experience and enjoyment -Futuristic design: featuring a sleek, tech inspired, this toy combines education and entertainment, fostering children's interest in science and technology Package list: 4 x set of Solar helicopter