This UV key ring is the latest innovation in compact counterfeit detectors. If you've ever worried that your bills (especially the big $50s and $100s) might be fakes, then you'd appreciate the convenience of this gizmo.
Simply shine the UV Key Ring Counterfeit Detector beam on your money, and let the lithium battery powered unit let you know if your moolah is the real deal.
Implications - The UV Key Ring can be purchased for a mere $10. Not a bad price to pay if you are concerned about a case of fraudulent money. The little gadget would be a great thing to have at banks where counterfeit money could be seen quite often.