DIY Hand-Cranked Manual Crank Generator Power Light Lamp Science Learning Project Part

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Description:Name: DIY Hand-Cranked Generator Power LightTYpe: DIY toysAge: >10 year-oldWeight: 65gFeatures:-Shake the hand turn, the generator drives, current will lights the emitting diodes.-You can see the mechanical energy converted to electrical energy and finally converted to light energy.Package Include:1x Hand-Cranked Generator Power Light

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Weight 0.15 oz


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