This Viper Task Pro 20T features a variable speed traction drive system, easy simple to use controls with adjustable control console, curved break-away 4-sided easy change heavy duty squeegee tool, automatic adjustable solution flow, on board automatic battery charger, rear recovery tank drain hose, solution sight gauge / drain hose, easy access battery compartment, easy recovery tank clean-out, automatic recovery tank shut-off valve, circuit breaker protection and battery gauge. This compact scrubber is rugged and highly maneuverable making it a great unit for contractors, schools, convenience stores supermarkets and hospitals.