The battery operated smokeless ashtray is a revolutionary product that helps clean the air by drawing smoke into the ashtray through a special carbon filter. the filter cleans and traps the air particles inside, greatly reducing smoke and its odors. great for use at home, during poker games, parties and more, this battery operated ashtray works anywhere. the carbon filter can easily be removed and wshed when dirty. ideal for use with cigarettes, cigarillos, pipes and more. uses 2 inches size batteries (not included). colors may styles may vary.