Portable Car Air Purifier Diffuser HEPA Filter Cleans Air Odor Eliminatorfor Traveling Home Car and Office Use which can capture 99.97% of airborne particles down to 0.3 microns and eliminate car or indoor smoke,odors Three Purification Modes including intelligent mode and manual mode. When you connect to the power source, the product will turn on automatically and turns into intelligent mode. With Gesture Sensors can use it easily. The light represents the different air quality. Then you can adjust the speed, this light represents different fan speed. The portable mini air purifier can be used with USB port. So you can connect it to your powerbank, car outlet, laptop, etc. Thanks to the low noise operation (30dB) it promotes restful and soothing environment in your car. Inspired by simple and elegant life design concept, we provide a small air purifier that you can easily use in your car, studio, office, desk, home and more to promote cleaner air that's better for you & your family. We suggest it is better to replace the filter after 3 months use specification Working current:300mA Input voltage :DC5V Working power:1W Battery capacity:1200mAh Battery voltage: 3.7V Application area:10m3 Colour:blue / black / White Material:ABS+PP Size:70 x 70 x 163mm Package Contents: 1 * Host 1 * Data Cable 1 * Filter Element 1 * Fragrant Slices Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.