Super convenient, two-in-one counterfeit cash detector makes security easy! Detects ultraviolet (UV) security markings and magnetic (MG) security threads. Good for 1996 series or newer U.S. currency. Can also be used on the euro and pound. Extremely lightweight and portable, just stick it in a pocket or wrap around your wrist. Ideal for kiosks, flea markets, garage sales or anywhere electricity is not available. Wristband and four ag13 lithium batteries included. Counterfeit Bill Detector Type: UV Detector.