Our Solar Cleaning Robot is a water-free cleaning system, meaning that your site not only avoids the cost of water, but also the infrastructure that supports it, be it tanker trucks, storage containers, hoses and piping. It removes 99% of soiling on a daily basis using a combination of three factors A special microfiber that gently wipes soiling away, controlled airflow over the panel surface, and gravity to ensure soiling is moved downwards and off panel rows