LG HPS-B090BW ionizer harnesses the power of negative and positive ions to purify the air in your home. This innovative device employs Nano Plasma Ion (NPI) technology to effectively suppress the vitality of bacteria, including colon bacillus and salmonella. With its user-friendly slide type ON/OFF function, multiple functions, and aesthetically pleasing differential design, the LG HPS-B090BW effortlessly blends into any living space.