Dri Mark CFD5PK Counterfeit Bill Detector Pen for Use w/U.S. Currency (Pack of 5)

Dri Mark CFD5PK Counterfeit Bill Detector Marker Pen, Made in The USA, 3 Times More Ink, Pocket Size, Fake Money Checker - Money Loss Prevention Tester & Fraud Protection for U.S. Currency (Pack of 5)

HVM Counterfeit Money Detector Pen (5 Counterfeit Pens) - Money Marker Bill Detector Pen with Upgraded Chisel Tip - Detect Fake Bills, Universal False Currency Checker Pack

Perco Counterfeit Money Detector Pen (2 Pack) - Easy to Use and Reliable Universal Currency Fake Bill Checker for Personal & Commercial Use - Ensures Authenticity & Prevents Fraud