Description: Water Spraying Brush Design: This cleaning tool features a built in water spray function, allowing you to brush and clean simultaneously. It effectively removes dust and dirt from photovoltaic panels.Extendable Rod: The rod is designed to be extendable with adjustable length, making it suitable for solar panels at different heights and facilitating easier cleaning.Portable: With its lightweight design, this tool is easy to carry and store without taking up much space. It's ideal for both household and professional cleaning use.Efficient Cleaning: The combination of efficient water spraying and brushing can thoroughly clean photovoltaic panels quickly, enhancing their power .Material Multipurpose Use: Made from quality alloy, this cleaning tool is wear resistant and durability for long term use, reducing the frequency of replacement. Besides cleaning photovoltaic panels, it can also be used for washing window, cars, and other surfaces. Specification: Material: Alloy Size Chart: The brush width:30cm/11.81inch the total length of the rod:5m/196.85inch Package Includes: 1 20m hose,1 30cm brush head,1 connector,1 storage bag,1 universal joint,1 switcher,1 diverter,1 5m pipe Note: Please allow slightly errors due to manual measurement and different monitors.