Sharpie 1778830 Counterfeit Detector Marker, 3-Pack. Specially formulated to detect bad bills; reacts to the presence of a key ingredient present in papers that are not used by the US Treasury. Effective on all US currency including new design bills. The ink marked on a suspect, counterfeit bill will change in color from golden brown to blue-black. Contains 3 detecting pens. 0.87 inches long by 4.687 inches wide by 7.562 inches high. 0.17 pounds. Imported.

• Specially formulated to detect bad bills; reacts to the presence of a key ingredient present in papers that are not used by the US Treasury.
• Effective on all US currency including new design bills.
• The ink marked on a suspect, counterfeit bill will change in color from golden brown to blue-black.
• Contains 3 detecting pens.
• 0.87 inches long by 4.687 inches wide by 7.562 inches high. 0.17 pounds. Imported.

Specially formulated to detect bad bills; reacts to the presence of a key ingredient present in papers that are not used by the US Treasury.Sharpie