Winix Tower XQ is able to demonstrate efficient performance from micro dust and yellow dust with the "Dual Cleaning System." Together with Dual Cleaning System and three-sided dimensional outlet on the front and back the product enables to demonstrate detailed and powerful air purifying performance. A hidden LED display is placed in the front of the product to show the working condition and indoor air condition with dimension and perception to the consumer, alerting them of the crucial filter care time at the right moment that is visualized on the display. The design is used to heighten added value with implemented graphic usability.