Ideal for budding engineers, this hydraulic robotic arm model kit offers a unique blend of learning and play. The wooden components are pre-cut for easy assembly, and the hydraulic simple to set up. This STEM toy is an excellent way for kids to explore the principles of hydraulics and mechanical movements. Once completed, the robotic hand can perform various tasks, making it a versatile educational tool. Features -Color:Beige -Material:Wooden,plastic -Size:30.00X12.00X1.00cm/11.79X4.72X0.39in -Advanced hydraulics: incorporates advanced hydraulic systems to emulate the precise movements of a mechanical arm, making learning fun and interactive. - : the wooden diy kit offers a experience, allowing children to build their own mechanical hand from scratch. -Lifelike : the ensures the mechanical hand moves in a way that closely resembles human arm movements, adding to its authenticity. -Educational value: acts as a dualpurpose toy, providing both entertainment and educational benefits by teaching mechanical and technological concepts. -Motor skills enhancement: designed to improve children's motor skills and handeye coordination through the process of building and playing. Package list: 1 arm model