Solar Wooden DIY Helicopter Children's Educational Early Education Assembled Gift Model Experimental Toy, 15*7cm 100% Brand New High Quality Features: Made of non-toxic and odorless wood material, safe to use. The products are vivid, novel and fashionable. Fully rely on solar energy to directly drive, energy saving and environmental protection. It can be powered by the sun, and now is the perfect time for kids to start learning the basic concepts behind these technologies. Conducive to intellectual development, hand-eye coordination, parent-child communication. Can be used for student teaching, entertainment, and as a craft and display item. It is conducive to parent-child interaction and exercise children's hands-on ability. Birthday and Christmas gifts for friends, put on the window or in the car. Specifications: Material: Wood Note: Manual measurement, there may be 1-2cm/1-3g error, which is not a quality problem. Due to different screen displays, there may be a color difference between the real object and the picture. Delivery Quantity: 1