TrueSteam made by boiling water reaches the entire surface of every dish inside the tub resulting in sparkling clean dishes. Pure water particles of steam also help reduce water spots. Achieve maximum cleaning throughout the entire cycle with LG QuadWash. With four spray arms instead of two, QuadWash also includes Multi-Motion arms that rotate back and forth while spinning. The high pressure jets power-clean dishes from multiple angles. Made from high grade material. Comes with height-adjustable rack which provides more space for hard-to-fit items. Multi-directionally rotating arms shoot water streams in various angles. Sleek, hidden controls and clear digital readout make choosing settings easier. Smart diagnosis helps solve problems quickly and efficiently through your smartphone.