Durable material The kit uses rugged ABS plastic with precision finished smooth edges and sturdy metal components. This design ensures safe handling during assembly and use for school or homeschooling, supporting hands-on learning with durable quality. Practical learning Large-scale assembly with a thoughtful snap-fit design trains problem solving and supports realistic skill development. Interactive power generation A hand crank generator demonstrates energy conversion through magnetic field interaction, combining clear experiments with accessible physics instruction. Wide applicability Delivers stable power for compatible mini lamps and environmental projects through hand crank technique. Reliable in different environments and suitable for immediate verification of power generation experiments. Use scenarios - Classroom science demos and lab exercises - Home schooling physics projects - STEM clubs and environmental lighting experiments