1.Driving type washing,dry cleaning,small size and high efficiency 2.The flexible turning. 3.The use of low using cost. Battery VoltageV36 ( 12V X 3EA )Sweeping Pathsmm1100Max speedkm / h8Working-hourh3.5-4.5(225Ah Battery)Main Brush Diametermm590Waste Hopper CapacityL60Dimensionmm1,830 X 1,000 X 1,250 Rated Voltage V 36 Filter Surface m2 3.5Weightkg250 Dry-type Electric Cleaning Machine