... 1.Low noise design 2.Speed stability, heat small, long service life 3.Use the turbine fan, fragrant effect ... service life3. Use the turbine fan, fragrant effect is better4. Special design for air outlet,perfume diffuse more evenly5. ... Design patent 8.Wall-mounted 9. Ideal for airport, hospital, hotel, supermarket, office and entertainment SBA-010B Auto environmental perfume dispenser with air purifier ...