Hand Powered Portable Travel Charger for Mobile phone and Power Bank @KarthikProjects
Hand Powered Portable Travel Charger for Mobile phone and Power Bank @KarthikProjects
Uploaded February 2019 | Updated September 2026, 1 week ago
Hand crank USB mobile phone charger for emergency use.

This is a Hand crank dynamo charger which consists of a DC generator when rotated by hand produces DC voltage which is given to a 5V regulator and connected to USB pin for charging mobile phone. This can be used as a travel charger or trekking charger for charging any mobile phone in conditions where no means of power source is available.
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Hand Powered Portable Travel Charger for Mobile phone and Power Bank

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