Item no: LW-1104 Name: USB car ashtray Description: Absorbing smoke in your working area. Use it to cutdown on smoke and odors around your desk Features : USB powered or operate by 2 x "AA" batteries Minimize smoke and odors Smoke will pass through the filter and absorb by the carbon. Tray and filter can be removed for easy cleaning Open/close the cover to turn on/off Red LED indicator