Waterproof.
The surface of the portable solar panel has been waterproofed, with an IP67 waterproof rating. It is not afraid of rain and dust, but it is not recommended to soak it in water for a long time. time.
A photovoltaic panel module is a power generation device that generates direct current when exposed to sunlight. It is composed of thin, solid photovoltaic cells made almost entirely of semiconductor materials (such as silicon).