1. Adopt foldable design to integrate multiple solar panels;
2. When unfolded under sunlight, it can absorb solar energy. It is equipped with a built-in USB adapter, and can be charged by connecting a mobile phone cable.
1. Adopt foldable design to integrate multiple solar panels;
2. When unfolded under sunlight, it can absorb solar energy. It is equipped with a built-in USB adapter, and can be charged by connecting a mobile phone cable.
