You won't have the trouble to change the filter frequently, and you won't have to bare the badger taken by the voice, and you else won't have the apprehension that the large consumption of the electricity. So the Air Pasteurizer is your best choice!
 
The products adopts the newest equilibrium discharge technology and separate dust electrode design, which break through the two current technical bottlenecks. Unlike the traditional anion air purifier it produces only a few anions and easy to loose efficacy. This product can rapidly produce plentiful anions together with some active oxygen over a long period of time. Main functions include disinfection, sterilization, mould proof, fresh keeping, deodorization, etc., which improve the quality of air and living environment, being more convenient, being more serviceable, being more inexpensive.  It works every day per year, and the cost of the electricity will be no more than RMB200 per year.

MODEL  CL-366:
Power: 18w
Anion quantity: 3,000,000/cm3
Effective dimension: 10-40m2
Application arium: office, computer room, hospital, guest-room in saloon, meeting-room.

MODEL  CL-368:
Power: 18w    
Anion quantity: 3,000,000/cm3    
Effective dimension: 10-60m2
Application arium: office, computer room, hospital, guest-room in saloon, meeting-room.

MODEL  CL-168:
Power: 1.8w
Anion quantity: 1.34??105/cm3
Effective dimension: 1-8m2
Application arium: the room which is full of dirty air like toilette, kitchen, shoe-cabinet, book-cabinet, wardrobe, etc.

MODEL  CL-268:
Power: 1.8w
Anion quantity: 1.34??105/cm3
Effective dimension: 1-5m2
Application arium: especially for cars

MODEL  CL-668:
Power: 1.8w
Anion quantity: 1.2??105/m3
Effective dimension: 1-10m2
Application arium: car, small bus, etc.

The product has pass the CE-Checking(Europe), the UL-Checking(USA), and the JET-Checking(Japan), quality undertaken.  If you choose the Air Pasteurizer, you will live healthily every day with i's company!