Ryno Tuff Solar Charger 21W Dual USB, Compact, Durable and Waterproof, Charges Your Cell Phone, Power Bank and Electronics While Camping, Hiking or Traveling, Works For iPhone, Android Phones and More

How Does It Work?Using the most efficient SUNPOWER solar panel cells available, it converts 21 Watts of solar energy into electricity with a 22%-25% conversion rate. You can use it to charge Cellphones, Power Banks, Tablets and most 5V USB loads. Use it when going camping, hiking, or when you Continue Reading