Material: Aluminum + ABS 
Sterilization method: pre-filter + uv lamp + HEPA filter
Timer: 30min, 60min, 90min
Sterilization cycle ( optional): turn on 2 hours and turn offer 4 hours or just continous working  

HEPA filter service life : 6 months 

UV lamp: 20W 

UV lamp service life : 8000 hours

Fan: 2*DC12V, 2000r 
Air volume: 35m3/h
Size: 381*128*110mm
Package : 1PCS/ box , 4PCS/CTN