Introducing the KHIPPUS detection pen (pack of 10) – a high-quality and easy-to-use tool for safeguarding your business against counterfeit bills. With a quick and simple authentication process, this pen verifies genuine banknote paper by making a line on the money. If the color is colorless or light yellow, the currency is genuine, and the color disappears automatically. However, if the display color turns black or brown, it's a sign of counterfeit money. The pen features yellow caps for easy differentiation from regular pens, providing a quick and efficient way to detect fake currency. Protect your business, avoid financial losses, and trust in the reliability of the KHIPPUS detection pen for timely and accurate identification of counterfeit money.