Catch counterfeit money with a simple swipe by using the marker on bills in a non-printed area. If the mark remains an amber color the bill is valid-simple as that.

• Saves your business money by catching large-denomination counterfeit bills
• Effective on U.S. paper currency printed in 1959 or later
• Make a small mark on the bill in an unprinted area-if the mark remains amber the bill is valid