PROFESSIONAL WINDOW/SOLAR PANEL CLEANING BRUSH HEAD WITHOUT POLE:A long-life design idea with a high-density brush plate, thick bristles and excellent materials. 60mm (2.36in) long bristles can easily handle a variety of cleaning tasks. 4-copper water jets cover the entire bristle scrubbing area,and you don't need to worry about corrosion and rust.You can have this great brush for a long time to clean household. SOFT RUBBER EDGE (BRUSH-350): The soft edges provide a good measure of protection, so you don't have to worry about damage to glass and other fragile surfaces even if you touch them during use. STRONG BRUSH HEAD: In providing as much width as possible, the brush head is manufactured in a larger size while guaranteeing excellent quality to increase the efficiency of your use. ACME/EURO THREAD AND ANGLE ADAPTER: The thread of the brush head is 3/4" ACME thread,connected to a specific converter supplied to the user, it also adapts to extension pole with European threads.only need the top of your telescopic pole for these specification, then it can be matched perfectly.Angle adapter can provide great convenience for your use, because the different angle can meet the different use scenarios.It can be compatible with both the poles with ACME/EURO thread you can buy in market. MULTI-FUNCTIONAL BRUSH HEAD: User have it and then match it with your pole（or CNHOPOLE pole）, you can do a lot of works, Suitable for cleaning high windows,washing photovoltaic panels,cleaning trucks,buses,caravans,greenhouses,boats,decks,etc. The brush head is specially designed for cleaning window/photovoltaic panels with excellent results. It uses high-quality bristle material, which is strong and durable, and can effectively remove dust, dirt and other impurities. The water flow through brush head has dense and soft bristles, which can thoroughly clean without causing any damage to its surface. Our brush head is also equipped with 4 connectors that can spray water. After connecting to the water source, it starts to play a real cleaning role.Then, connecting to the telescopic pole can complete high-altitude cleaning, window cleaning, and cleaning of inaccessible corners. It comes with a standard ACME thread and a device,it is therefore compatible with both telescopic pole with 3/4" ACME thread or Euro threads.Provide users with two sizes of brushes, one has a width of 12.8inches/350mm, it is more suitable for users to use it to clean the glass of high windows, shop signs, door heads, walls, outdoor LED electronic screens, etc., and can also clean photovoltaic panels; The other model has a width of 21.6inches/550mm, which is more suitable for users to clean solar photovoltaic panels and relatively large flat surfaces. PICKING LIST:brush head*1;10cm water hose*6;hose fitting*3;angle adapter*1;resolver*1.