Made from environmental friendly wood material, this model is non-toxic and safe, sturdy and durable without deforming or cracking.Turn the handle after DIY assembly, then the small light in front will light up, which allows kids to explore the principle of generator.It also helps to cultivate their cognition, observation, operation, concentration and hand-eye coordination during the assembly process.Item Name: DIY Assembly Generator ToyMaterial: WoodFeature: Harmless, Fine Craftsmanship, Teaching Aid, Perfect GiftAssembled Size: 6.5cm x 8.5cm x 5cm/2.56" x 3.35" x 1.97" (Approx.)Notes:Due to the light and screen setting difference, the item&39;s color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 Set of DIY Assembly Generator Toy