Features: Engaging in hands on STEM learning with this printed manual elevator toy, featuring friendly plastic construction and realistic manual control that demonstrate mechanical principles through three adjustable speed modes. The classtic design with interlockings component enables noneed to assembly, crafted from plastic that withstands repeated use in educational setting. Designed for teens aged 14+ and educator, this scientific construction model bridge engineering concepts with interactive experimentation, great for classroom, maker space, or home base STEM project. Demonstrate elevator mechanics in physics labs, technology exhibitions, or collaborative group activity, with its compact frame allowing effortless portability between learning environment. Combining with tactiles problem solving challenge, this model enhances spatial reasoning and mechanical literacy and safety for prolonged academic use. Specifications: Component: Plastic Product Size: Approx. 19.6x6x13.6cm/7.72x2.36x5.35inch Package Includes: 1PC Escalator Model Toy note: Please allow 0-1cm error due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color the item