Hand Crank Dc Generator For Science Education And Physics Teaching
$129.95
Sale price
$129.95
Regular price
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Hand Crank Dc Generator For Science Education And Physics Teaching
$129.95
Sale price
$129.95
Regular price
Easy : Simply turn the hand crank to generate electricity; the faster the crank, the brighter the light. 1 Hand-Cranked Generator. Portable Design: Compact and lightweight, convenient for use in schools and for educational settings.