Encourage our children to explore solar energy from these DIY solar kits. All components are made of solid wood and laboratory-tested safe materials. A safe gift for children. The engineer activities for kids allow your young scientist to explore, learn and have great fun with their very own science set. This product is made of wood. The length of the product is 16 cm, the width is 13 cm and the height is 19 cm. This product is suitable for study. Item Name: Solar Power Toy Material: Wood Color: Random Color of Fan Size Details: 16cm x 13cm x 19cm/6.3" x 5.12" x 7.48" (Approx.) Notes: The color of fan blades will be sent at randomly. Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.(with solar panel) Package Includes: 1 x DIY Kits