1. Small-Sized and Type-C PoweredThe Portable Air Purifier has the same size as water bottle with the size of . You can purify your personal spaces like car, bedroom and office. Its strong air flow allows to cover up to 100 ft/10m and cleans the air in 10 minutes. 2. Efficient Air Purifiers for Bedroom and HomeWith large expansion area and longer lifespan than others, the Filter works with ultra-fine Pre-filter and activated carbon filter, trapping of pollutants such as dust, smoke, and other particles/allergens as small as 0. 3 microns. At the same time, the noise level is nearly voiceless with only 30db without disturbing your sleep. 3. UniqueWhile the air purifier starts working, the Disinfection system protects you from airborne particles and harmful allergens, reaching a sterilization rate of. It makes you feel safer in your personal space. 4. for Traveling & Driving The air purifier cleans your personal space clean for up to 12 hours (depending on fan speed) with a rechargeable battery. 5. For HOME, OFFICE & TRAVELNot just for cars, you can use it on the go or in small space, living room, bedroom, basement, toilet, office, and hotel, deodorize odors and refresh air at any time. It is also an ideal car essential gift for your parents, friends, and colleagues.