Product introduction: You can use 21 components to assemble 6 fun solar toys with completely different shapes. Including: hovercraft, windmills, dogs, cars, planes, rotating planes, it is not the kind of building blocks that are dumb, but they all move! The sun shines on the solar panels, providing a steady stream of power for the small toys. This set of toys can give full play to and cultivate children's imagination and creativity, and it does not require screws to fix the connection. It can be assembled by simply inserting and inserting, so that children can enjoy the sense of achievement brought by their own hands. It is more maneuverable and safer for younger children.Product specifications:Assembly size (LWH/mm)Steamboat: 121 61 86Windmill: 154 153 239Puppy: 68 46 64Car: 70 54 34Aircraft: 154 61 94Rotary plane: 218 61 166Solar battery life (years): about 3-5 yearsKind tips:1. The solar cell must be stored in sunlight to generate power. If there is no sunlight or at night, you can use a No. 5 or No. 7 battery to replace the solar battery for power supply, and the corresponding effect can still be achieved. If you use fluorescent lamps instead of sunlight Need more than 60w bulbs to light up!2. Please pay attention to the sharp edges of the metal when using it. Do not plug wires into household sockets to prevent electric shock hazard. Do not let children under the age of 3 get to use some small accessories of the product. Before using this product, parents should accompany children to read the product instructions carefully.Buyers please pay attention! The 6 different shapes are not assembled at the same time, because their driving devices (there is only one set of solar panels and motors), and some components are public, and don't be careful not to assemble, there are very detailed instructions. ~Quality Assurance: Product operation specifications, the materials involved are all environmentally friendly materials, which meet European and American standards, and can be used multiple times: It can be disassembled, economical and practical, and can be used as equipment or tools for a long time after assembly. Excellent manufacturing and standardized technology , the product is durable/novel in appearance, suitable for the use of young children;Parent-child interaction: let children interact with parents and teachers in the game, build a good communication platform with colleagues in learning scientific knowledge, and deepen the relationship between children and parents!