Counterfeit Money Detection System, Ultraviolet

Powerful yet compact ultraviolet penlight reveals UV-sensitive security markings on 1996 series or newer U.S. currency of greater than $1 denomination. Counterfeit detector pen detects 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. Batteries (included) last up to 20 hours; LED diode up to 50,000 hours. Counterfeit Bill Detector Type: Pen, UV Light; Marking Color: N/A; Counterfeit Indication Mark: Dark; Currency: U.S..