This foldable hiking daypack is equipped with a 5V power supply that can charge your devices on the go. The built-in solar panel harnesses the sun's energy, providing a sustainable and convenient solution for staying powered during your outdoor adventures. Stay connected and charged with this innovative backpack.

Product information:
Material: Polyester
Hardness: Medium to soft
Strap root number: double root
Popular elements: solar panels
Carrying parts: soft handle
Outer bag type: three-dimensional bag
Bag shape: shell type