Dri-Mark Black U.S. Counterfeit Money Detector Pen Prevent Fraud In Your Workplace With A Counterfeit Detector Pen, Capable Of Determining If A U.S. Bill Is Genuine Or Suspect Quickly, Even In Busy Environments. The Dri-Mark Counterfeit Pen Marks A Small Line On A Bill And Informs The Teller If The Bill Is Counterfeit Based On The Color Of The Mark Against The U.S. Bill.
