?POWERFUL AIR PURIFIER?Cutting edge purification technology can capture a minimum of 99.97% of airborne particles down to 0.21 microns and eliminate car or indoor allergies, odors, and pollutants thanks to the H13 HEPA medical-grade air filter with true HEPA 3-stage filtration system. ?EASY OPERATION?Purifier has two purification modes: intelligent and manual mode. When you connect to the power source, the product will select intelligent mode automatically. The light represents the different air quality. Press the button to change to manual mode; then, you can adjust the airflow speed; the light shows the different fan speeds. ?EXQUISITE PORTABLE DESIGN?Inspired by simple and elegant life design concept. The product is designed to perfectly fit into the vehicle's cup holder 2.67*2.67*7.4 inch, when you hold this purifier it will give you a very comfortable metal touch. Not only for car, you can put it in any small rooms, desk, bedroom, toilet or your office. ?FILTER REPLACEMENT REMINDER? To maintain optimal performance, replace the filter after 4-6 months operation. A flashing red warning indicator and beeps will indicate the filter is exhausted and needs replacing. Follow the simple instructions to replace the filter element and reset the device. Replacement filter elements are available item id:393171937960 (It is always recommended to keep a spare on hand) ?CONVENIENT TO USE? Supplied with a power connection with an additional USB port for your vehicle or can be used from any powered USB port such as a laptop, USB power adaptor, or power bank. One-year product warranty. If you have any questions, please feel free to get in touch. 3 fan speeds design to improve different air quality With high quality fans, more powerful but low noise Very simple operation, two modes, one-button switching 3-stage filtration: Fabric pre-filter, Carbon filter and True HEPA filter Built-in negative ion generator, can continuously produce negative ions The high-efficiency filter can filter particles e.g microorganisms, viruses and PM2.5 as small as 0.3um Package included: 1 x Air Purifier, including a Filter 1 x USB Cable, Adapter not Included 1 x Manual