... solar panel:1.2w. 5.Can charger for mobile Solar Backpack( fabric backpack,mobile phone charger backpack) 1)Solar Knapsack absorbs the ... built-in storage battery, 2)According to different interface, it can charge or supply power for all kinds of mobile phones or ... Nokia, Samsung,Motorola, Sony, LG, MP3/MP4, digital carema, and so on. Part list: instruction, USB data wire:1pc, Mobile phone adapter: ...