- Scientific Experiment ModelThe Hydroelectric Generator can attract children's interest in science, exercise children's hands on ability and thinking ability, and learn basic physical and scientific principles.<br> - Easy to AssembleScience physical experiment toy needs to be assembled manually, kids can assemble it with their family, bringing a fun and easy assembly experience.<br> - DurableThe Hydroelectric Generate Electricity Model DIY Kits is made of quality material, durable for a long time.<br> - UsesScience toy can be used as teaching models, science competitions, scientific experiment models, educational assembling toys, etc.<br> - Great Gift IdeaThe Education toy is both fun and educational, making it the perfect gift for kids and lovers who love to build toys.<br> Size Chart:<br> 15cmx12cmx12cm/5.91inchx4.72inchx4.72inch<br> Package Includes:<br> 1 Science Experiment Model<br> Note:<br> Please allow slightly errors due to manual measurement and different monitors.<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin