eatures: Multifunctional spray brush, height adjustable. High density, high hardness, not easy to rust, light weight reinforced aluminum alloy. It will not bend even if it is 10 meters long. With steel buckle, easy to disassemble. Pure copper switch, corrosion resistant and more durable. Universal design, the brush head can rotate freely. Non-slip sponge grip. Product parameters: Material: aluminum carbon fiber Brush width: 35CM Closure: twist lock Water supply hose: 20M Sizes: 12ft 3.6m, 18ft 5.4m, 20ft 6m, 24ft 7.2m, 30ft 9m, 36ft 10.8m Applications: Window cleaning, photovoltaic panel cleaning, bus exterior cleaning, large vehicles, trucks, trucks, caravans, ships, etc. See moreMultifunctional Cleaning: The set includes a soft multifunctional brush head and a powerful cleaning tool with a carbon alloy telescopic tube. The ideal cleaning tool for solar panels can also be used to clean cars, trucks, vans, caravans, windows, greenhouses, boats, decks and more. Non-Slip Handle: Non-slip sponge handle, soft handle increases comfort, handle is isolated from cold water, and can be easily adjusted with the included gooseneck. Easily remove dust and smudges from every corner. Adjustable Height: Enough to clean most windows above the second floor. The brush head is extra long and the included gooseneck adapter accessory makes it easy to tilt and clean panels or glass. 5cm Large Water Hole Brush Head: 35cm large water hole brush head, brass quick connector with 20m water supply hose, can easily connect to any faucet. And a hose can be attached to the brush head for drainage and quick cleaning anywhere. Material: The telescopic rod is made of high-density carbon alloy, with high hardness, not easy to rust, light weight, heat-resistant, corrosion-resistant, and easy to carry.