Details:

A great DIY toy kit for kid to understand the basic mechanical structures, and power transmission.Made of natural wood, eco-friendly, non-toxic, smooth without any burrs, and durable for long lasting use.Direct assembly, no need for other accessories, simple assembly, exercise the child's hands-on ability.Powered by 2pcs AA batteries (Not included!), simple and practical, no extra power required.Great for school project, parent-child communication or intellectual development, stimulate children's learning fun.Specification:Material: woodSize:As shown in the figurePower suppy: 2 x AA batteries (Not included!)Note: Due to manual measurement, there may be small deviations.Package:1 x DIY Electric Plotter KitDue to manual measurement, there may be an error of 0-2cm. Please understand