Eachine Diy Salt Water Powered Spider Educational Kit Game Toy

DIY Salt Water Powered Spider Educational Kit Game Toy Description: Item Name:DIY Salt Water Powered Spider Size:21x18x5cm Color:Black Material:ABS Weight:180g assemble or not:Yes Suitable Age:10+ Features: 1.Batteries are not required, just add salt water; 2.Energy saving, through fuel cell component salt into electricity, then the drive motor spider crawling forward; 3.Salted water battery operated big spider provides the children one good opportunity to learn about new model of clean energy through assembling; 4.This environmentally friendly concept seems to steer us in the right direction. Everyday our kids are learning about ways to help protect our Earth and keep our world clean; 5.This nifty little guy demonstrates to our kids a much more effective utilization of our natural resources and its fun at the same time. Package Included: 1 x Spider Toy