hot solar charging backpack, outdoor travel camping emergency charging backpack

Please contact for procurement by phone: 18858927303 {WeChat and phone number are the same}. Thank you!1. 6V5W solar panel outdoor solar backpack, can be worn on both shoulders, or across the back.
2. Stable 5V USB Output
3. Sustainably charge mobile phones
4. There are four colors to choose from: black, dark blue, gray-brown, and bright red.
5. Equipped with LED warning lights, riding at night is safer.