- ❤ It can be actively applied in fields, field operations, field trips, rescue operations, natural disasters, survival training, emergency communications, long-term power shortage, tourism, emergency power, etc.
- ❤ Hand crank generator, the faster the shaking speed, the greater the power, the maximum power is about 20w
- ❤ Product size: about 8*9*17cm/3.15*3.54*6.69in
- ❤ Power generation is effortless; Lightweight; mini metal case.
- ❤ Hand generator output voltage must be greater than the set voltage to stabilize the output Portable hand-operated power generation and rechargeable emergency power supply.
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Janet E Mountcastle
best deal I could find.
great hand crank best deal on Amazon. I like how you can change the voltage