High-speed friction rotating electric brush effectively scrubs photovoltaic surface dust, sticky dirt, and stubborn bird droppings, providing stable and thorough cleaning performance. Cleaning width up to 70cm enables a single person to clean 500-750 cubic meters per hour, with a water-saving design consuming only 1.5-3 liters per cubic meter. Adjustable telescopic rod with a locking buckle allows for easy length customization, cleaning from ground level to high panels, covering up to 4 rows vertically. Lightweight at approximately 6kg, the machine is easy to drag and control for long-distance cleaning, eliminating the need for ladders and ensuring safe ground operation. Double brush head hedge structure offers enhanced stability, ideal for commercial large-scale installations like factory roofs, power plants, and remote solar farms without electricity.