Techinical Specification: Voltage / Frequency: 220-230VAC/50Hz Water sucker: 770mm Brush diameter: 455mm Roling brush motor: 220-230V/750W Water sucking motor: 220-230V/1000W Brush rotation speed: 148rpm/min Cleaning width: 455mm Brush pressures: 30kg Clean water tank capacity: 27.8L Dirty water tank capacity: 31.3L Cleaning rate: 1820m2/h Cable:18m Weight: 75kg Size:1060×650×1025mm Base plate diameter:18'' Features: The control panel is easy to see and the control is simple. Compact as it is , it has a large water tank capacity. Mechanial Parameters are displayed at any time, letting you be clear of the operational situation of the machine. with the curved water scraper,it makes better water sucking,The brushing disk is fitted with a shield,preventing the sewage from getting out.