This easy-to-assemble DIY STEM kit will let you build your own hand-crank generator and power an ultra-bright COB LED light.
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Electric motors and generators are an essential technology in today's world. Conduct 25 experiments to learn how an electric motor converts electricity into motion, and how an electric generator does just the opposite, converting motion into electricity.
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DIY hand generator bulb circuit model kits, the operation and installation are simple. 1 Set unassembled DIY Hand Generator Toy Kit. Electric current
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