Designed with the outdoors in mind, the WireRun® Marlin™ portable solar powered USB charger is ready to help you out with all your power needs, thanks to a 5000mAh battery that’s fueled by a solar panel. With dual USB output ports, it’s easy enough to charge a smartphone and other portable devices that might come in handy during nights without power. The shell consists of wear-resistant plastic and is water-resistant too. This power bank takes around 8 to 10 hours to fully charge and can charge a smartphone in around two hours from 0%. Overall it’s portable, durable and can hang on almost anything and charge while you’re on the move; you can even lay it on the dashboard of your car to charge.