Roller Jet PulsatorThe roller rub and scrub clothes with added friction to remove dust and mites, delivering a cleaner more sanitized wash.3 Wash Program: Gentle, Normal, StrongCustomize your wash: three wash programs let you choose the right cycle and care for every type for fabric.Wind Jet DryThis LG technology reduces residual moisture so that clothes come out of the machine ready to iron and wear. The spin cycle introduces circulating air into the tub, which removes water, dries out the washing tub, and keeps it free of mold.