Solar Backpack( fabric backpack,mobile phone charger backpack) 1)Solar Knapsack absorbs the solar energy and changes it into the electric energy through the solar energy panel, store in the built-in storage battery,
2)According to different interface, it can charge or supply power for all kinds of mobile phones or electronic products, suitable for emergency without electricity of field to use.
3)When there is no sunshine for a long time, also can adopt the specialized charger, utilize city electricity to hold the electric box to charge USB 5.6V can charge for Apple, Iphone, Nokia, Samsung,Motorola, Sony, LG, MP3/MP4, digital carema, and so on. Part list: instruction, USB data wire:1pc, Mobile phone adapter: 6pcs 
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