Element Air On-The-Go Personal Purifier is perfectly portable for things like car, boats, rv, or small room. Element Air On-The-Go Personal Purifier uses Photohydroionization technology which utilizes super oxide ions, hydro peroxides, hydroxides, and UV light focused on a hydrated quad-metallic target to develop an advanced oxidation process. For best results incorporate air movement with fans/air conditioner. The Element Air On-The-Go Personal Purifier is a treatment system and not a continuous filter. It is is designed to eliminate pollutants such as bacteria, mold, viruses, odors, particulates, smoke, and VOCs (chemical odors). The Element Air On-The-Go Personal Purifier plugs directly in a cigarette lighter outlet or 120 V outlet with included adapters.