About This

• * This science tool is perfect for demonstrating the energy transformed from mechanical to electrical.
• * This hand crank generator does not need to be installed itself. It can be easily rotated to easily drive small motors.
• * Simply turn the handle to be used. The faster you turn the handle, the more power you generate.
• * Mainly used in the physical experiment of middle school and elementary school. Great instrument for learning physical experiments.
• * It can be used as a physics teaching experiment, great to cultivate students and kids hands-on ability.