... ,Moeny tester pen,Exchange Pen, banknote detector,easy to use, Features & FunctionMark the note , for ... onIf the marking shows up as bright yellow, your banknote is genuine and therefore valid!The marking disappears again ... can be used for Euro and USA and other international banknote.Material: PlasticSizeBody Size: 13.4*1.2CMPacking Details ... N.W.: 15KGSCarton Meas.: 53*44*34CM Money Detector Pen,