BOTH BATTERIES AND SOCKETS CAN BE USED: This solar photovoltaic panel cleaning brush can be connected to the DC pump for short-distance water supply within 20m. It can also be used with battery power in environments where there is no socket. HIGH EFFICIENCY SAVE WATER: With a cleaning width of up to 65cm, a single person can clean 500-750m³ per hour. It has a water-saving design, with water consumption of about 1.5-3 L/m³ and cleaning water consumption of about 9-15 ton/MW. ROD LENGTH ADJUSTABLE: The aluminum alloy telescopic rod has a diameter of 40mm and a locking buckle structure for stability and no shaking. It can clean about 4 rows of vertical photovoltaic panel arrays, ensuring comprehensive cleaning. STRONG CLEANING BRUSHES: The large size photovoltaic dual-brushes are made of high-density nylon filaments. They will not dehair or hurt the photovoltaic panels. The double brush heads are counter-rotating and balanced, effectively removing dust and sticky dirt from the panel surface. APPLICABLE SCENE: Our lightweight and low-noise photovoltaic cleaning brush is for commercial large area cleaning environments without electricity. It is for distributed factory roofs, large power plants, and mountain solar power plants.