Description: Negative ions and small amount of ozone combined with science, it is safe and reliable Delicate and transparent crystal decoration Built-in soft blue LED indication light Application area: Car, home and office with home adaptor Release 4,800,000 pcsper cubiccentimetre negative ions, effectively remove smoke, dust and PM2.5 air pollutants Release small amount of ozone, kill bacteria and viruses Dispel formaldehyde, benzene and eliminate unpleasant smell Increase concentration, enhance metabolism and relieve fatigue Package Includes: 1 x Car Ionizer Fresh Air Purifier Note: How to use? Plug the device into the car cigarette lighter or adaptor. The indication light will be on when the device is working. The device will work continuously until it is unplugged