NEVER OPENED FROM WEBSITE: includes: Air Purifier Replaceable HEPA/H-13 Filter USB Power Cord User Guide Vio® Air Purifier is a personal space or small room HEPA-rated Air Purification System. The Vio® Air Purifier features “whisper quiet” operation and is a perfect solution for small room/office spaces, RVs, boats, desks, dorm rooms, and more. The Vio® Air Purifier utilizes HEPA H-13 filtration technology to remove 99% of airborne particles such as dander, pollen, smoke, and dust to provide clean air.