Features: and high qualityThe negative ion s on both sides of the interior can generate a large amount of negative ions, which can effectively remove dust, animal dander, e, pollen and other allergens. up in the air.Elimination of peiar smell: no concealment, truly eliminate peiar smell.Natural air: 3 million negative ions are released to purify the air, and every breath is like nature.Safe power supply: It is convenient and quito use, can be used for all 12V arette car power supplies, compact and easy to carry.Small and exquisite: small size, easy to carry, just like the space in a car.Activated carbon brush: healthy material, effectively filter dust and other particles.Ambient Aura: The light is on ar power on, and the light is soft and not dazzling.Purify the air in the car, kill bacteria, and help you breathe for fresh air.Easy to use, plug and for play.PM2.5 elimination rate.Specifications:Material:ABSSize:Approx.3.5x10.5x2cm/1.38x4.13x0.79inchesColor:/BlackFunction: In addition to e and dustWorking prince: negative ionNoise: 35 (dB)Power supply mode: vehicle power supply of application: 4㎡Package Includes:1x Air Note:1.Please allow 1-2cm errors due to manual measurement, e sure that you do not mind before you order.2.Due to the difference between different monitors, the ture may not reflect the actual color of the item.