The key is to know that solar mode, for troubleshooting ...
LevinTM 12000mAh Solar Charger + Solar Giant Rain-resistant, Lens Dust and Anti-Shock Double USB External Battery for iPhone 5S 5C 6More 6 5 4 4S, iPod (Apple Adapters not included), iPad, Samsung Galaxy S4 S5 S2 S3 Note2 Note3, Most types of Android Smart Phones, Windows Phone and Several Other Devices (Orange) (Electronics) 4
LevinTM 12000mAh Solar Charger + Solar Giant Rain-resistant, Lens Dust and Anti-Shock Double USB External Battery for iPhone 5S 5C 6More 6 5 4 4S, iPod (Apple Adapters not included), iPad, Samsung Galaxy S4 S5 S2 S3 Note2 Note3, Most types of Android Smart Phones, Windows Phone and Several Other Devices (Orange) (Electronics)
The solar charging works but is slow ... very slow (the key is to find out). The ideal is, in my opinion, fully charge the beast through the area (about 15 hours!) And then to fix it in the backpack with the included carabiner and wait for it enjoys the sun to recover as much energy as possible between charges. You should know that 7 hours of solar charge can charge to 25% a smartphone ... Imagine what it takes to get a 100%! After, I admit that it is a beautiful product, sturdy and it helps out well.
