1. Can adapt to complex terrain and climate environment, 2. It has a clean monitoring platform and a diagnosis system, which can be remotely managed, and can facilitate operation and maintenance, and improve the degree of automation. 3. Waterless cleaning, with a cleaning speed of 20 meters per minute, to meet the cleaning problems of centralized photovoltaic modules with large areas, long distances and multiple environments. 4. Various cleaning methods can automatically remove snow and dust according to different usage requirements. 5. Highly clean, no harm to tempered glass, cleanliness can reach 99%.