Crank Generator Portable Educational DC Generator for Classroom, Lab, Home, and Hobby Quick overview A hand crank DC generator designed for handson learning and smallscale demonstrations. Convert mechanical energy to DC electrical output with a compact, portable unit that is simple to operate and easy to connect to common educational equipment. Key benefits Handson learning: Demonstrates electromagnetic induction, voltage generation, and the relationship between rotation speed and output without batteries or external power. Immediate feedback: Turn the crank and observe voltage, current, or light output in real time for clear, intuitive experiments. Portable and flexible: Small, lightweight design allows use at a desk, in a classroom, in a lab, or outdoors for demonstrations and projects. Easy to integrate: Works with standard multimeters, LEDs, small DC motors, bulbs, and basic circuit components used in educational settings. Durable for repeated use: Built for frequent classroom handling and hobby projects. Main functions and attributes Function: Manual crank operation converts mechanical rotation into DC electrical output suitable for lowvoltage experiments and demonstrations. Output type: Direct current (DC) suitable for typical classroom loads and measurement devices. Compatibility: Designed for use with educational measurement tools such as multimeters and basic loads such as LEDs, small DC motors, and lowvoltage bulbs. Size and portability: Compact form factor ideal for tabletop experiments and easy storage or transport between classroom and lab. Build: Robust construction intended for frequent handling in teaching and hobby environments. Practical applications and scenarios Classroom experiment: Demonstrate Faraday and Faraday related principles by having students measure voltage and current at different crank speeds and document the relationship between mechanical input and electrical output. Laboratory exercise: Use as a controlled, repeatable power source for measurement labs where students test load characteristics or profile small DC motors and generators. Hobby and outdoor demonstrations: Portable source for science fairs, maker workshops, and small outdoor demonstrations where a simple, manual DC source is needed. Why this generator This crank generator provides a straightforward, reliable way to teach and explore basic electrical and physical principles. Its manual operation and compatibility with common educational tools make it a practical choice for teachers, lab instructors, hobbyists, and students seeking a durable, portable device for experiments and demonstrations.