This item is a foldable solar panel bag, it has the advantages of light weight, portable, stable output voltage and current, which is deeply loved by consumers. It convert solar energy into electricity and then charge new energy power station (SKA1000). It brings the users a new Eco-friendly and energy saving experience. Please unfold and place the solar panel up to the sunlight, and insert the output cable into the SKA1000 input port. If you have two or more items, you can insert the output cable into another solar bag input cable to increase the charging speed. And it can up to 3 solar bag be connected in parallel.