Features： Specification： Bullet Point: 1. True HEPA air purifier: The HEPA filter can effectively remove large particle dust, pet dander, pollen, PM2.5 and smaller than 0.3-micron particles, making your car air fresher, filtering dust. 2. Negative ion generator: Air purifier can release 3 million capsules/㎡, refreshing your mind and help to relieve work fatigue and driving fatigue, just like bathing in the forest oxygen bar. 3. High air purification efficiently: With activated carbon, it can effectively clean harmful gas and nasty smell such as formaldehyde, toluene, ozone, smoke smell, odors, bacteria, dust mites, mold spores, etc. 4. 3 fan speeds: Three fan speed modes(low, medium, high mode) free for you to choose according to needs. Once connected to the power supply, the air purifier is at the low speed mode. Press the button to switch speed mode. When switching to different speed, the indicator of the purifier will change and display. The noise of low mode is less than 35dB and will not affect your sleep. 5. Petite and portable: The air purifiers fit perfectly and constantly in any standard cup holder, easy and convenient to carry.The air purifier can be used anywhere and does not cause fan or motor noise,ideal for car, smoking room,office desk . Specifications: Type: Car air purifier Material: ABS Voltage: DC-5V Power: 1.5W anion: ≥3x106PCS/cm³ Filter: HEPA filter Filter grade: HEPA13 Scope of application: car, bedroom, bathroom, study room, pet, office, etc. Package included: 1* Car air purifier 1* USB cable 1* user manual 1* carton Package List： 跃星辉