1. Automatic water supply Used washing water is easily drained by using just one button, which removes troublesome that you should drain water out of washing tube. 2. Automatic cleanup inside washer Just pressing button solves internal cleanup. 3. Na?ve and luxurious external appearance by colorful raw materials It adds color to stainless raw material of corrosion-proof, which stresses on na?ve and luxurious beauty. 4. Control P.C.B. is fixed for user?s convenience You can install washer?s operation part anywhere. 5. Zero detergent residue Nu Mater?s technical power succeeds in realizing zero detergent residue by adjusting rinsing nozzle?s position.