jupiter is an essential 2 in 1 seasonal household appliance for drying laundry and dehumidifying damp indoor air during rainy seasons, combined with an air cleaning function that completely removes ultra-fine particle matter everyday through a pre-filter, HEPA filter and carbon deodorization filter. This unit presents an experimental design combining futuristic design and new technology such as WiFi, thus differentiating itself from the traditional image of previous household appliances. Thanks to PUI design research with regard to user and user environment, the unit endeavored to be more convenient to use.