Royal Sovereign RCD4000 Counterfeit Detector with Infrared Camera RSIRCD4000 RSI RCD4000, Quickly and easily check for fake bills with this compact Infrared (IR) counterfeit detector. Infrared camera helps to verify thephotosensitive inks and anti-counterfeit design patterns not visible to the naked eye on most U.S. bills. Built-in display infrared allows for checking security strip on currency. Convenient currency guide makes it easy to confirm if U.S. bills are legitimate. Counterfeit Bill Detector Typ: Infrared; Marking Color: N/A; Counterfeit Indication Mark: N/A; Currency: U.S., UPC 035565904319