1.economic type 2.mop function 3.two strong side brush 4.lower noise 5. ... .5-18.5 CM/SECWeight:1.53KGSMain Feature1,economic type2,mop function3,manual charging4,low noise(less than 50db)5,with ... sensor9,fashionable appearance, nice paint and delicate design10,energy conservation11,super artificial memory functions: intelligent vacuum cleaner can continue to finish ...