Keeping your smartphones and other USB powered devices outdoors is going to be a whole lot easier when you have a reliable off-grid charger. The Renogy E.Flex10 is a portable solar charger that can charge your favorite gadgets anywhere you have access to sunlight. It has efficient Monocrystalline panels and overcharge protection built-in.
The Renogy E.FLEX10 has a 5V2A port capable of charging your iPhone and Android devices. It can be set up with carabiners and suction cups. It weighs 11.2oz.