Kids Accessory -DIY Fruit Power Generation Highlights Generic Brand DIY Fruit Power Generation Description: DIY homemade fruit battery electricity generation experiment, physical education science learning toy DIY power generation experiments. A wide variety of experimental raw materials can be found at home, oranges, tomatoes, potatoes, apples, etc. Happy and easy to learn, exercise your children's practical skills. Through experiments, children can explore and understand the mysteries and improve their hands-on ability. Ideal for classroom science power generation experiment. Specification: Material: Copper and Zinc Cable Length: 26cm/10.24inch Package Include: 4pcs Zinc Sheet (2pack) 4pcs Copper Sheet (2pack) 2pcs Lamp Beads (2pack) 6 pieces cable (2 pack) Note: Note that only 1-2 fruits do not work, the current is too low, it is recommended more than 4, the more the better. Production methods: copper and zinc in a fruit, copper and zinc tablets are positive and negative battery fruit. Make a few more combinations, series and parallel can form a larger current.