Features:[Air Ionizer Purifier]The air purifier with a CADR rating of 120m³/h constantly releases an enormous amount of negative ions (5*10^8 pcs/cm³) every second to keep a nearly 80sq.ft area absolutely purified, Essential oil (not included) can be added to the filter[Oscillating ]It works with Oscillating, it will take care of you at a 180-degree angle, input: DC 12V,24W(Max), Low noise operation (30-50dB)[Personal Design]Suitable for bedroom and office desktops, the soft wind will touch your face to feel comfortable, because we know that if the wind is too strong it will make you catch a cold[Air Purifier with True HEPA Filter]3 stage filtration system, pre-filter, true HEPA filter & activated carbon filter. It helps remove up to 99% of pollutants such as PM2.5 particles to promote clean and fresh air in your room. Replacement Filter Available