Counterfeit Bill Detector Marker Pen, 3 x 7.25 x 0.6, Black, 50/Pack

• Prevent profit loss with this fast, accurate, effective counterfeit tester.
• Marker pen detects genuine US currency paper. Simply draw a mark on a dollar bill: dark mark means fake; light mark passes test.
• Precision fitted parts ensure long shelf life and no-dry-out if recapped.
• Counterfeit Bill Detector Pen has three times the ink and is almost an inch shorter than previous models.
• For over 25 years, the most widely used point of purchase deterrent against loss due to fake money.