Mobile Charger Powered by a Hand Crank
Key Specifications/Special Features:
1.No power resources needed Users can charge their mobile phones just by cranking the charger
2.Economical and convenient for emergencies
3.Compact design
4.Built-in safety circuitry (stable charging voltage and rated current) to prevent damage to mobile
phones
5.Mobile phone can be used for three to six minutes after three minutes of cranking
6.Maximum rotation rate: 140 times/minute
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