Specifications: DIY homemade fruit battery power electricity-generating experimenteducational science physical DIY power generation experiments toy. 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. Type: Fruit Battery Kit Material: Metal, Plastic Rubber Features: Educational Toy, DIY Homemade, Easy to Play, Durable, Generator Toy Cable Length: 26cm/10.24" (Approx.) Notes: Due to the light and screen setting difference, the items color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 Set of Fruit Battery Kit (Fruit Not Included)