... anions, refreshing the air indoor.Static air purifierHigh and new technology& High CADRExcellent effect of removing formaldehyde, benzene, ammonia, and ... quality, intelligent functions, humanization design.Item SuperiorityAdopting static absorption technology, the alum. Chips, tungsten filament of the device ... 40% evnery saving than ordinary UV lights. 2012 new high efficiency and quality air filter