The KHIPPUS detection pen tests for counterfeit bills by quickly authenticating genuine banknote paper. Easy to Use: Make a line in money’s any place, if color is colorless or light yellow, then the currency is true, and color can quickly disappear automatically. If the display color is black or brown, then it is the fake money, and the color is difficult to disappear. Yellow caps to differentiate from regular pens. Protect your business, don’t lose money, detect fake money on time. High quality product you can trust.

• Detection pen tests for counterfeit bills by quickly authenticating genuine banknote paper.
• EASY TO USE: Make a line in money’s any place, if color is colorless or light yellow, then the currency is true, and color can quickly disappear automatically. If the display color is black or brown, then it is the fake money, and the color is difficult to disappear.
• YELLOW CAPS TO DIFFERENTIATE FROM REGULAR PENS.
• Protect your business, don’t lose money, DETECT FAKE MONEY ON TIME.
• HIGH QUALITY product you can trust.