Description The item is a set of copper electrode strips and zinc electrode strips. These metal electrode strips can be used to build DIY fruit batteries, great for teaching, learning, presentations, and more. Let children conduct fruit battery experiments by themselves, explore the mysteries, and improve their hands-on ability. Features -Color: Golden, silver -Material: Zinc, copper -Size: About 5.00X2.00X0.10cm/1.97X0.79X0.04in -Multiple uses: These metal electrode strips can be used to build DIY fruit batteries, great for teaching, learning, presentations, and more. -Stimulate interest in science: The metal electrode strip set is a great tool to help motivate kids to learn about physics and chemistry. -Exercise ability: Let students conduct fruit battery experiments by themselves, explore the mysteries, and improve their hands-on ability. -Compact and portable design: The copper and zinc anode kit is lightweight and compact, easy to carry and store. -Premium material: Made of zinc, and copper, provides sufficient quantity for multiple experiments.Package list: 10 x Copper Electrode Strips 10 x Zinc Electrode Strips