Description
20W Portable Generator Manual Power Supply for Camping Off-grid Emergency Backup Hand Crank USB Charger
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- Lightweight hand-operated 20W generator, suitable for camping, travel, field operation/work, survival training, long-term power shortage, natural disasters, and other emergency uses
- Power generated to be proportional with cranking speed
- A variety of interfaces for free choices
- Also able to manually charge various electronic devices (actual current to vary with the battery capacity of the charged devices)
- Sufficient vent holes on both sides to provide better heat dissipation
