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  • Easy 5 Minutes USB Solar Charger/Survival USB Charger

    The down side is that 5v, 2mA won't make enough juice to charge a modern smartphone.The alternatives are 1. To charge a power bank instead (also slow)2. To add at-least 4 more solar panels and connect in parallel to get 1000mA which will be pretty modest in terms of smartphone charging.

    The down side is that 5v, 200mA won't make enough juice to charge a modern smartphone.The alternatives are 1. To charge a power bank instead (also slow)2. To add at-least 4 more solar panels and connect in parallel to get 1000mA which will be pretty modest in terms of smartphone charging.

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