... cleaning blot on roads, clean kerb, AD plate, road sign, output water fog, spray disinfectant and dredge ... so on. Lower pressure spraying route can rinse road, watering and so on. Features:1. Friendly ... . Low water pressure can be used to wash road surface, watering, green belt, fire fighting etc.3 ... and drawing back, turned in left and right direction.7. Nozzle can be imported from well-known ...