Smokeless ashtray powered by 2 AA batteries (not included) , Keeps your home, car or office environment clean and smoke free, especially when and where there are children around Active carbon filters out harmful smoke from cigarettes Simple to use, just plug install batteries When turned on, built-in fan ensures fast and effective absorbing of smoke Easy to clean, just take out the ashtray slot Cute design, it's a decoration in your car, home or even on your desk Makes a perfect gift Great for thoughtful smokers Green environmental product Specifications: Product Name: Smokeless Ashtrays 1) Absorb smoke in working area 2) Use it to decrease smoke and odors around the desk 3) USB powered or 2pcs AA batteries 4) Smoke will pass through the filter and be absorbed by carbon 5) Tray and filter can be removed for easy cleaning 6) Open / close the cover to turn on / off red LED indicator