Features: 1) Suitable for a small room (15sqm) or car use with both AC/DC adapter and car cigaretter adapter included 2) Release negative ion and ozone to freshen the air and kill bacteria, viruses, and remove odors while sterilizing the air 3) Dust collector 4) Beautiful night light 5) 50mg/hour Conveyance: Qty/20\'\' FCL: 10,584pcs Qty/40\'\' FCL: 21,924pcs Qty/40\'\' HQ: 24,660pcs