Quality Material: the Telescopic Rod is Made of Carbon Alloy, Whi Has High Hardness, Good Heat Resistance, Easy to Carry. It is Freely Connected by Aluminum Tubes and Fixed with Steel Buckles, Whi is Perfectly Closed and Easy to Install and Disassemble. Cleaning Brush: 32Cm Water Hole Big Brush Head, Brass Quick Connector, with 20M Water Supply Hose, Can Be Easily Connected to Any Faucet. and the Hose Can Be Connected to the Brush Head to Drain Water and Quickly Clean Any Place. Adjustable Height: Long Enough to Clean Most Windows on the Second Floor and Above. the Brush Head is Very Long, and the Angle to the Panel or Glass Can Be Easily Adjusted and Cleaned with the Included Gooseneck Angle Adapter Accessory. Slip-Resistant Handle: the Non-Slip Sponge Handle, the Soft Grip Increases the Comfort, and is Isolated from the Cold Water on the Handle, and Can Be Easily Adjusted by the Included Gooseneck Attament. Easily Remove Dust and Stains from Every Corner. Multifunctional Cleaning: the Kit Includes a Soft Multifunctional Brush Head and a Powerful Cleaning Tool with a Telescopic Carbon Alloy Tube. the Ideal Cleaning Tool for Solar Panels Can Also Be Used to Clean Cars, Trucks, Vans, Caravans, Windows, Greenhouses, Boats, Decks, Etc.