Our Mini Air Purifier for Car purifies air, reduces dust pollution, and minimizes bacteria. You can use a drop of aroma oil to add your favorite scent to the air. This little purifier will switch off automatically after 2 hours of work, preventing over humidification and excess power usage. Our Mini Air Purifier for Car purifies air, reduces dust pollution, and minimizes bacteria. You can use a drop of aroma oil to add your favorite scent to the air. This little purifier will switch off automatically after 2 hours of work, preventing over humidification and excess power usage.