The PIS-0571 is a 22W solar cell panel manufactured by Pi Supply, designed specifically for use with the PiJuice system. This high-efficiency solar panel provides a reliable power source, enabling users to charge or power Raspberry Pi projects and other electronics in off-grid or solar-powered setups. The panel is compact yet powerful, offering a sustainable energy solution for portable applications or environments where conventional power sources may not be available. It integrates seamlessly with the PiJuice power management system, making it an ideal choice for powering projects requiring renewable energy.