By operating the photocatalytic filter and facilitating in UV energy, its ability to eliminate health risks, such as atmospheric VOC, NOx, and odor is excellent. It is equipped with a photocatalytic filter and a HEPA filter in order to remove harmful substances such as atmospheric VOC, NOx and odor. It also filters out micro dust. It is a compact air purifier using UV-LED and photocatalyst technology, which can be installed in a house room or used in a kitchen where a lot of noxious gas is generated. Also installed in the vehicle to help air purification of the vehicle.