DescriptionThe copper zinc electrode strip set is convenient andpractical, with excellent texture, and can serve you for a long timewithout being easily damaged. The exquisite craftsmanship can serve youwell without breaking easily. This is a very practical copper zincelectrode strip set.Features-Color:Assorted Color-Material:Copper,Zinc-Size(copper strip):4.00X0.90X0.20cm/1.57X0.35X0.08in-Size(zinc strip):4.00X0.90X0.08cm/1.57X0.35X0.03in-These metal electrode strips can make students understand the principles of fruit power generation. -Improve children's ability to do things on their own, develop children's imagination and creativity -The copper and zinc sheet kit is lightweight and compact, easy to carry and store. -Suitable for classroom teaching, class study, group experiments, teacher's experiment demonstration, etc. -Made of zinc, and copper, provides sufficient quantity for multiple experiments.