electric air purifiers for home/public series 1.eliminate all harmful gases. 2.sterilize harmful bacteria 3. ... off odor anti-bacteria electric air purifiers fro home/pubilic series:a.functions:1.eliminate all harmful gases indoors and in ... blast rate d.application scope:home,office,meeting room,hospital,hotel,school,kindergarten,supermarket,cafe,dining room,place of entertainment and so on