No. 07 of 8 · Charging Technologies
Hand-crank charger
Human-powered flashlight
- Type
- Subclass of: flashlight · Source · 2026-10-20
- Developer
- Unknown
- Introduction year
- Unknown
- Standard
- Unknown
- Source
- https://commons.wikimedia.org/wiki/File:US_Navy_100124-N-6214F-019_A_Haitian_child_uses_the_hand_crank_on_his_multi-purpose_self-powered_radio.jpg
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–Win rate
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