With 80L solution tank and 85L recovery tank, RO 3500 is a high quality and reliable battery-powered ride on floor scrubber, focusing on reliability, user friendly operation and providing excellent cost performance. The ultrahigh endurance and strong bottom pressure make it competent for the efficient cleaning of large commercial places, and it is widely used in large retail stores, factory, storage halls and small logistics warehouses, shopping malls, conference centers, airports, parking lots, railway stations and other fields.