Filter,HEPA,active carbon,ari passage,fan and motor,installation board,TiO2 photo-catalyst, ... . UV Lamp 16. Baffle17. Activated carbon 18. Air outlet grille19. Nano frame 20. Circuit board21. Front cover 22. Control board23. Display outer frame ... #, Xufa Industrial Park, Gongming Town, Baoan District, Shenzhen, ChinaTrade Office: Unit 1211,Block A, Jiahe Huaqiang Bldg, Shennan Middle Rd, Shenzhen ...