This is a DIY solar car prop, adopting sturdy material, safe to use, simple to assemble, which can exercise students hands-on ability. A good and practical small science experiment prop, which can help them improve science thinking ability.<br> Features<br> -Color:Multi-color<br> -Material:Metal, plastic<br> -Size:11.50X6.50X5.50cm/4.52X2.55X2.16in<br> - The hardness of the material can keep it not easy to deform under normal wear.<br> -The solar car model is simple to assemble, and can stimulate students hands-on ability.<br> -This DIY solar car model is safe to DIY and playing. You needn't worry about its safety.<br> - Characteristic and with DIY design. Simple and generous design, smooth in lines.<br> -The good workmanship of our DIY solar car model will bring you a .<br> Package list: 1 x bottom board<br> 1 x bracket<br> 1 x electrical machinery<br> 1 x solar panel<br> 4 x wheels<br> 2 x axles<br> 1 x machine cover<br> 1 x rubber band<br> 1 x pulley (size S)<br> 1 x pulley (size L)