Ultraviolet penlight reveals UV-sensitive security markings on 1996 series or newer U.S. currency of greater than $1 denomination.
Simply mark a line on a bill; if the mark turns dark, the bill is suspect.
UV light also works on many foreign currencies, major credit cards, passports, traveler’s checks and more.
Powerful yet compact ultraviolet penlight reveals UV-sensitive security markings on 1996 series or newer U.S. currency denominations greater than $1. Counterfeit detector pen uses a chemically sensitive ink to detect bad bills by marking a line on the bill; if the mark turns dark, the bill is suspect. UV light also works on many foreign currencies, major credit cards, passports, traveler’s checks and more.
