2PCS zinc Electrode Strip Scientific Zinc Electrode. 8Pcs drawing stencil English letter stencils calligraphy stencil letters. Material: Zinc, copper. easy to use and bring you much convenience. It can stimulate students’ cognitive ability of physics and is a good partner of school teaching.
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10 Pairs Copper Electrode Sheet Scientific Zinc Electrode Anode Sheet Set
This item is manufactured with zinc and copper sheets for durable and long-lasting use. It is easy to carry and can be used for studying, teaching, learning, presentation, etc. Creative gift for children to learn How to use fruits and electrodes to generate electricity.