_x000D_ _x000D_This copper strip and zinc strip set is a must-have for any science experiment or DIY project. The kitmakes it easy to conduct experiments and create your own batteries. The copper and zinc materials ensure stable performance, and the kit is reusable and cost-effective. With its versatility, this kit can be used for a wide range of applications. _x000D_ _x000D_Features _x000D_ _x000D_-Color:Assorted Color _x000D_-Material:Copper,Zinc _x000D_-Size(copper strip):4.00X0.90X0.20cm/1.57X0.35X0.08in _x000D_-Size(zinc strip):4.00X0.90X0.08cm/1.57X0.35X0.03in _x000D_-These metal electrode strips can be used to build DIY fruit batteries, great for teaching, learning, presentations, and more _x000D_-The metal electrode strip set is a great tool to help motivate kids to learn about physics and chemistry. _x000D_-Parents can carry out interesting fruit battery science experiments with their children. Cultivate children's interest in science learning _x000D_-Simple and easy to use, improve the fun of the classroom, students' practical ability, and stimulate students' interest in learning. _x000D_-Made ofcopper and zincmaterial, exquisite craftsmanship makes them not easy to bend or break.Packing list6 x Copper Sheets_x000D_6 x Zinc Sheets