Are you looking for a creative toy for your kids? This hand generator model will be the choice for you. This product is a manual generator model for children and students which can assembly themselves. It is excellent for developmental skills. It is a good gift for kids. Also, an experiment and teaching generator model. Features -Color:Beige -Material:Birch, PE -Size:16.00X15.00X8.50cm/6.29X5.89X3.34in - Made of wood material, the hand crank generator toy is not easy to damage. - The hand crank generator can bring interests to people, improve their hands on ability and concentration. - Manual assembly hand crank generator model, nice to help your child's developmental skills and learning mind. - Driven to rotate, the motor rotates to generate current, and current is output to the light bulb, so as to light the light bulb. - Creative and intelligent model toy, an experiment and teaching generator model, which will help your study in physics class. Package list: 4 x set of hand cranking generator 4 x screwdriver 4 x specification