With 125L solution tank and 130L recovery tank, Ross RO 5500 is a high quality and reliable battery-powered ride on floor scrub- ber, focusing on reliability, user-friendly operation and pro- viding excellent cost performance. The ultra-high 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 sta- tions and other fields.